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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effective income tax rate reconciliation, change in enacted tax rate, percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxes on Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxes on Income [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAndLocalJurisdictionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Jurisdiction, Domestic State and Local [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Components of Tax Expense (Benefit)[Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Income Tax Expense (Benefit), Total</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Expense (Benefit), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Tax expense (benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax expense (benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExercisePriceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Exercise Price [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedDividendRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Dividend Rate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Term [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_MeasurementInputFairValueOfNoteAtIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Fair Value of Note at Issuance [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_MeasurementInputWeightedAverageCostOfCapitalWACCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Weighted Average Cost of Capital (WACC) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Fair Value Measurement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SeriesAWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series A Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SeriesAWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series AWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AdditionalWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AdditionalWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Warrants Member</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Promissory Note Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_CostOfSalesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of sales:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_CostOfSalesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost Of Sales Abstract</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_GeneralAndAdministrativeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General And Administrative Abstract</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible loan receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of convertible loan receivable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss) Attributable to Noncontrolling Interest, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Noncontrolling Interest, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockConsiderationReceivedOnTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate gross proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockConsiderationReceivedOnTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Consideration Received on Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Percentage of equity interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance">Issued share capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investment, Ownership Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants exercise price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Exercise Price of Warrants or Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentPeriodicPaymentInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible debentures</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentPeriodicPaymentInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Periodic Payment, Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NON-CURRENT ASSETS:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total non-current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CURRENT LIABILITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Year Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Fiscal Year End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trade receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Inventory total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GrossProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gross profit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GrossProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gross Profit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivableAfterAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivableAfterAllowanceForCreditLossNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivable, after Allowance for Credit Loss, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity method investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at beginning</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at ending</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived, after Accumulated Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Right-of-use asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableTradeCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trade payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableTradeCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Trade, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-current operating lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total non-current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SHAREHOLDERS&#8217; EQUITY:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in-capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital, Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Nexera shareholders&#8217; equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNoParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, par value (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockNoParValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, No Par Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, Issued (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleNotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Convertible promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleNotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance as of December 31, 2025, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleNotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Notes Payable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NON-CURRENT LIABILITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Equity losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Equity Method Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loss before taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss attributable to Nexera Technologies Ltd shareholders</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Loss Per Ordinary Share Attributable to Nexera Technologies Ltd diluted (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Diluted net loss per ordinary share attributable to Nexera Technologies Ltd</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_NumberOfConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consecutive trading days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_NumberOfConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Consecutive Trading Days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_NumberOfConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of consecutive trading days.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SecuritiesPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchase Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principles of Consolidation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherOperatingIncomeExpenseNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other expenses (income)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherOperatingIncomeExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Operating Income (Expense), Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financial expenses (income), net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of convertible notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Purchase price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Convertible Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CHANGES FROM EXCHANGE RATE DIFFERENCES ON CASH AND CASH EQUIVALENTS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosure of cash flow information:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Elements [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosure of noncash investing and financing activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ReclassificationOfWarrantsFromLiabilityClassificationToEquityClassification_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassification of warrants from liability to equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ReclassificationOfWarrantsFromLiabilityClassificationToEquityClassification_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reclassification Of Warrants From Liability Classification To Equity Classification</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ReclassificationOfWarrantsFromLiabilityClassificationToEquityClassification_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of reclassification of warrants from liability classification to equity classification.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WorkingCapitalOtherThanCash_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Working capital other than cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WorkingCapitalOtherThanCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Working Capital Other Than Cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WorkingCapitalOtherThanCash_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of working capital other than cash.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightUseOfAssest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightUseOfAssest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Operating Lease Right Use Of Assest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightUseOfAssest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of operating lease right-of-use assets acquired in business combination and recognized at acquisition date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AcquisitionofGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AcquisitionofGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Acquisitionof Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AcquisitionofGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of goodwill.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DeferredTaxLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DeferredTaxLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DeferredTaxLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of deferred tax liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating expenses:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Presentation and Significant Accounting Policies [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantEventsDuringThePeriodAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Events During the Period [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">GOODWILL AND INTANGIBLE ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset and Goodwill [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Payables [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesAndFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">DERIVATIVE LIABILITIES AND CONVERTIBLE PROMISSORY NOTES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesAndFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivatives and Fair Value [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance (Income) Expense, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SEGMENT INFORMATION</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Parties [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassifications</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reclassification, Comparability Adjustment [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">EQUITY METHOD INVESTMENT</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investments and Joint Ventures Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recently Issued Accounting Pronouncements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investment [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Equity Method Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investments [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevaluationOfDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revaluation of Derivative Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevaluationOfDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of revaluation of derivative liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Service</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Service [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss for the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss for the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Conversion of Fort Technology convertible debentures</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Conversion, Original Debt, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, New Issues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Issuance of ordinary shares, net (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">New shares (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, New Issues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Fort Technology milestone shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Fort Technology shares to noncontrolling interests</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest, Increase from Sale of Parent Equity Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of warrants in connection with convertible promissory notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Additional Paid in Capital, Warrant Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_TransactionsWithNoncontrollingInterestsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transactions with noncontrolling interests</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_TransactionsWithNoncontrollingInterestsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transactions with noncontrolling interests [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ParentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Nexera shareholders&#8217; equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ParentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Parent [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InitialDirectCostsCapitalizedToRightofUseAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Initial direct costs capitalized to right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InitialDirectCostsCapitalizedToRightofUseAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Initial Direct Costs Capitalized to Right-of-Use Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InitialDirectCostsCapitalizedToRightofUseAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of initial direct costs capitalized to right-of-use assets.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL SHAREHOLDERS&#8217; EQUITY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash from (used in) financing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">CASH AND CASH EQUIVALENTS AT BEGINNING OF THE PERIOD</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">CASH AND CASH EQUIVALENTS AT END OF THE PERIOD</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxes paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Excluding Capitalized Interest, Operating Activity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Right of use assets obtained in exchange for lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Right-of-Use Asset Obtained in Exchange for Operating Lease Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosure of the acquisition of Pure Logistics:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncash Investing and Financing Items [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContributionOfProperty_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContributionOfProperty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contribution of Property</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IntangibleAssetsCustomerRelationships_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets &#8211; customer relationships</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IntangibleAssetsCustomerRelationships_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Customer Relationships</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IntangibleAssetsCustomerRelationships_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of intangible assets &#8211; customer relationships.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AcquisitionofDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AcquisitionofDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Acquisitionof Deferred Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AcquisitionofDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of deferred payment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales and marketing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling and Marketing Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantEventsDuringThePeriodTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SIGNIFICANT EVENTS DURING THE PERIOD</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantEventsDuringThePeriodTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Events During The Period Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">OTHER PAYABLES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeAndExpenseTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">FINANCE (INCOME) EXPENSE, NET</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeAndExpenseTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income and Expense [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Information [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RELATED PARTIES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unaudited Interim Financial Statements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Use of Estimates</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">GENERAL INFORMATION</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operations [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Presentation and Significant Accounting Policies [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesStockOptionsExerciseOfPreFundedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of pre-funded warrants (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesStockOptionsExerciseOfPreFundedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Stock Options Exercise Of Pre Funded Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesStockOptionsExerciseOfPreFundedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of issued during period exercise of Pre-Funded Warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfSeriesAWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of Series A warrants (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfSeriesAWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Exercise Of Series AWarrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfSeriesAWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Exercise of Series A Warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Other Payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of transactions and balance with interested and related parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Related Party Transactions [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromWarrantExercises_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of Series A warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromWarrantExercises_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Warrant Exercises</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SUBSEQUENT EVENTS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of warrants issued with convertible promissory notes (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Exercise Of Warrants Issued With Convertible Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period shares exercise of warrants issued with convertible promissory notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of warrants issued with convertible promissory notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Exercise Of Warrants Issued With Convertible Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period value exercise of warrants issued with convertible promissory notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InterestReceivedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest received</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InterestReceivedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Received Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InterestReceivedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest received net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExchangeRateDifferencesOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Exchange rate differences on convertible loan receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExchangeRateDifferencesOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Exchange rate differences on convertible loan receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExchangeRateDifferencesOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Exchange rate differences on convertible loan receivable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General Information [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash flows used in operating activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in operating activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentIssuedPrincipal_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentIssuedPrincipal_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Issued, Principal</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reverse split shares (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Reverse Stock Splits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassification of warrants from liability to equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossUnrealized_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Exchange rate differences on cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossUnrealized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unrealized Gain (Loss), Foreign Currency Transaction, before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of intangible assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amortization of intangible assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Intangible Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Loss from change in the fair value of a financial asset at fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revaluation of securities - fair value through profit or loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnTerminationOfLease_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain from reassessment of lease term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnTerminationOfLease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Termination of Lease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_EquityMethodInvesteeNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ScheduleOfRevenuesAreAttributedToGeographicAreasAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Revenues are Attributed to Geographic Areas [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantEventsDuringThePeriodLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Events During the Period [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion price per share (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Convertible, Conversion Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/definitionGuidance">Amounts allocated to the warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gross proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares and pre-funded warrants, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Day-one loss within finance expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Remeasurement loss (gain) recognized in financial expense, net, fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remeasurement loss (gain) recognized in financial expense, net, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Remeasurement loss (gain) recognized in financial expense, net, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Remeasurement loss (gain) recognized in financial expense, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/presentationGuidance">Interest rate of promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate, Stated Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maximum number of ordinary shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EquityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The percentage of equity interest.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LeaseProvidesForAnnualRent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease provides for annual rent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LeaseProvidesForAnnualRent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Provides For Annual Rent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LeaseProvidesForAnnualRent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of lease provides for annual rent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrants purchase</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of warrants exercised</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Warrants or Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SecuritiesPurchaseAgreementSPAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchase Agreement (SPA) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableOtherPayablesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable, Other Payables [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_December2025NoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">December 2025 Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_February2026NoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">February 2026 Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_May2026NoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">May 2026 Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_June2026NoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2026 Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAcquiredFromAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAcquiredFromAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Acquired from Acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AnnualInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Bears interest annual rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AnnualInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Annual Interest Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AnnualInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest at an annual rate.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation expense amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible promissory note per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Promissory Note Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible promissory note per share.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Converted outstanding principal and accrued interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Borrowings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diluted share capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Conversion, Converted Instrument, Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WiganTopcoLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Wigan Topco Limited [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentFinancialStatementReportedAmountsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Equity Method Investment [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan commitment liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Commitment Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan commitment liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Offering price per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Price Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gross proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution Rgreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AmountPayableToDistributionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payable due to distribution agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AmountPayableToDistributionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount Payable to Distribution Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AmountPayableToDistributionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payable due to distribution agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCommitment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan commitment liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCommitment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Commitment, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill and Intangible Assets [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Total Intangible Assets [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Liabilities and Convertible Promissory Notes [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Schedule of Principal Amount and Fair Value of Convertible Promissory Notes [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liabilities [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number operating segment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Operating Segments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RelatedPartiesTransactionsandBalancesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Parties &#8212; Transactions and Balances (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title and Position [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_DirectorMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Director [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_DirectorMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Director [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FairValueOfDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in fair value of convertible promissory notes and derivative liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FairValueOfDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Of Derivative Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FairValueOfDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Change in fair value of derivative liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNonoperatingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expenses (income)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNonoperatingNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income (Expense), Nonoperating</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AwardTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Award Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Award Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_June2025NoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2025 Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DerecognitionOfLoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Derecognition of loan commitment liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DerecognitionOfLoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Derecognition of loan commitment liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DerecognitionOfLoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derecognition of Loan Commitment Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DerecognitionOfLoanCommitmentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of derecognition of loan commitment liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancingExpensesOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest and discount amortization on convertible loan receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancingExpensesOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Expenses on Convertible Loan Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancingExpensesOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of undisbursed portion of financing receivable balance. Excludes financing receivable covered under loss sharing agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ScheduleOfFairValueOfTheDerivativeWarrantLiabilityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value of the Additional Warrants [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Government institutions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevenueSharingPaymentPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Sharing Payment payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevenueSharingPaymentPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Sharing Payment Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevenueSharingPaymentPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue sharing payment payable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Notes Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OutstandingCommonStockPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding common stock, percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OutstandingCommonStockPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Outstanding Common Stock Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OutstandingCommonStockPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Outstanding common stock percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantExercisePriceIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise price per share (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantExercisePriceIncrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant, Exercise Price, Increase</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesFairValueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Fair Value of the Additional Warrants [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesFairValueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value of the Derivative Warrant Liability [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance Of The Derivative Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of issuance of the derivative liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PureCapitalConsultingAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pure Capital Consulting Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PureCapitalConsultingAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pure Capital Consulting Agreement Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfTotalConsiderationPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of total consideration paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfTotalConsiderationPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Total Consideration Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfTotalConsiderationPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of total consideration paid.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDescriptionOfTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related party transaction, description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDescriptionOfTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction, Description of Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConsultancyServicesFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consultancy services fees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConsultancyServicesFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consultancy Services Fees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConsultancyServicesFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount is consultancy services fees.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_Bonus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bonus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_Bonus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bonus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_Bonus_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount is bonus.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Exercise of warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Promissory Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest rate increases of promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate, Effective Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PercentageOfWeightedAverageCostInventory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">weighted average price of the ordinary shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PercentageOfWeightedAverageCostInventory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of Weighted Average Cost Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Convertible, Threshold Trading Days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentIncreaseAccruedInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued and unpaid interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentIncreaseAccruedInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Increase, Accrued Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertibleNoteMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Matures from its issuance date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertibleNoteMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Note Maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertibleNoteMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible Note Maturity.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Notes Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerRelationshipsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer Relationships [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerRelationshipsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer Relationships [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of related party rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction, Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_XyloTechnologiesLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Xylo Technologies Ltd. [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FifthConvertiblePromissoryNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fifth Convertible Promissory Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FourthConvertiblePromissoryNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fourth Convertible Promissory Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Computation of Basic and Diluted Net Loss Per Ordinary Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConsultingAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consulting Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConsultingAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consulting Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConsultingAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Consulting agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense on Deferred Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income, Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FortTechnologyIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fort Technology Inc. [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FortTechnologyIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fort Technology Inc Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AdditionalWarrantsIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Exercised of warrants issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AdditionalWarrantsIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional warrants issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AdditionalWarrantsIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Warrants Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AdditionalWarrantsIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The number of additional warrants issued.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EquityInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Interest [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EquityInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Interest Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputOptionVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Option Volatility [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputSharePriceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Share Price [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Risk Free Interest Rate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding, Measurement Input</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance as of December 31, 2025, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance as of June 30, 2026, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible promissory notes of principal amount issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Face Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleLongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance as of June 30, 2026, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleLongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Convertible promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleLongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Notes Payable, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheFebruary2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of the February 2026 Note, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheFebruary2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of the February 2026 Note, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheFebruary2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of the February 2026 Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheFebruary2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of the February 2026 Note, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheFebruary2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of the February 2026 Note, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheFebruary2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of the February 2026 Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheMay2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of the May 2026 Note, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheMay2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of the May 2026 Note, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheMay2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of the May 2026 Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheMay2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of the May 2026 Note, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheMay2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of the May 2026 Note, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheMay2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of the May 2026 Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheJune2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of the June 2026 Note, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheJune2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of the June 2026 Note, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheJune2026NotePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of the June 2026 Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheJune2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of the June 2026 Note, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheJune2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of the June 2026 Note, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfTheJune2026NoteFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of the June 2026 Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DayoneLossRecognizedAtIssuancePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Day-one loss recognized at issuance, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DayoneLossRecognizedAtIssuancePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Day-one loss recognized at issuance, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DayoneLossRecognizedAtIssuancePrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Day-one loss recognized at issuance.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DayoneLossRecognizedAtIssuanceFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Day-one loss recognized at issuance, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DayoneLossRecognizedAtIssuanceFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Day-one loss recognized at issuance, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DayoneLossRecognizedAtIssuanceFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Day-one loss recognized at issuance.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionsPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversions, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionsPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversions, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionsPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Conversions.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversions, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversions, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Conversions.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AccruedInterestPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AccruedInterestPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued interest, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AccruedInterestPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued interest.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AccruedInterestFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AccruedInterestFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued interest, Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_AccruedInterestFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued interest.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remeasurement loss (gain) recognized in financial expense, net, Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Remeasurement loss (gain) recognized in financial expense, net, Principal Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementLossGainRecognizedInFinancialExpenseNetPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Remeasurement loss (gain) recognized in financial expense, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Assets, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLongTermDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long term loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLongTermDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Long-Term Debt, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Credit Facility [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL LIABILITIES AND SHAREHOLDERS&#8217; EQUITY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, Authorized (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, outstanding (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnsecuredDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured credit facility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnsecuredDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unsecured Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_JuneNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">June Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_JuneNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June Notes Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance">Accrued interest into ordinary shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL LIABILITIES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares of no par value per share - Authorized: 1,500,000,000 as of June 30, 2026 and December 31, 2025; Issued and outstanding: 557,466 and 22,794 shares as of June 30, 2026 and December 31, 2025, respectively.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_DocumentAndEntityInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label"></link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Period Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CURRENT ASSETS:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted deposit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivables, Net, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SubsequentEventsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible debenture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Noncontrolling interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FortTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fort Technology [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesPrefundedWarrantsAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares and warrants, net (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesPrefundedWarrantsAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Issuance Of Ordinary Shares Prefunded Warrants And Warrants Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesPrefundedWarrantsAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of ordinary shares pre-funded warrants and warrants, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversions of convertible promissory notes (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Conversion of Convertible Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Finance (Income) Expense, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Other Nonoperating Income (Expense) [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Revenues are Attributed to Geographic Areas</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from External Customers by Geographic Areas [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reverse share split</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity, Reverse Stock Split</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance costs amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Stock Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueExerciseOfFortTechnologyWarrantsAndOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of Fort Technology warrants and options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueExerciseOfFortTechnologyWarrantsAndOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Exercise of Fort Technology Warrants and Options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueExerciseOfFortTechnologyWarrantsAndOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The value of exercise of Fort Technology warrants and options.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndPreFundedWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares and pre-funded warrants, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndPreFundedWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Issuance of Ordinary Shares and Pre-Funded Warrants, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesAndPreFundedWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The value of issuance of ordinary shares and pre-funded warrants, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesAndPrefundedWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares and pre-funded warrants, net (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesAndPrefundedWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Issuance of Ordinary Shares and Pre-funded Warrants, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesAndPrefundedWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The number of shares of issuance of ordinary shares and pre-funded warrants, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OperatingLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OperatingLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of operating lease liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_KeepZoneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">KeepZone [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ProceedsFromIssuanceOfOrdinarySharesAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares and warrants, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ProceedsFromIssuanceOfOrdinarySharesAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Ordinary Shares and Warrants, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ProceedsFromIssuanceOfOrdinarySharesAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of proceeds from issuance of ordinary shares and warrants, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Remaining Borrowing Capacity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of warrants issued with convertible promissory notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Exercise of Warrants Issued with Convertible Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExerciseOfWarrantsIssuedWithConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of exercise of warrants issued with convertible promissory notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromOtherShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from third-party loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromOtherShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Other Short-Term Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMinorityShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of subsidiary shares to noncontrolling interests</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMinorityShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Noncontrolling Interests</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExerciseOfFortTechnologyWarrantsAndOptionsByNoncontrollingInterests_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of Fort Technology warrants and options by noncontrolling interests</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExerciseOfFortTechnologyWarrantsAndOptionsByNoncontrollingInterests_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Exercise of Fort Technology Warrants and Options by Noncontrolling Interests</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ExerciseOfFortTechnologyWarrantsAndOptionsByNoncontrollingInterests_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of exercise of fort technology warrants and options by noncontrolling interests.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionOfConvertiblePromissoryNotesIntoOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares upon conversion of convertible promissory notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionOfConvertiblePromissoryNotesIntoOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversion of Convertible Promissory Notes into Ordinary Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionOfConvertiblePromissoryNotesIntoOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of conversion of convertible promissory notes into ordinary shares.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionOfFortTechnologyConvertibleDebenturesIntoUnits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of Fort Technology convertible debentures into units</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionOfFortTechnologyConvertibleDebenturesIntoUnits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversion of Fort Technology Convertible Debentures into Units</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConversionOfFortTechnologyConvertibleDebenturesIntoUnits_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of conversion of fort technology convertible debentures into units.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INVENTORY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Inventory, Current [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryGrossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Inventory [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherInventoryInTransit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goods in transit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherInventoryInTransit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Inventory, in Transit, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryFinishedGoods_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finished goods</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryFinishedGoods_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Finished Goods, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueOptionQuantitativeDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Significant Inputs Used in Measuring the Fair Value of the Convertible Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueOptionQuantitativeDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Option, Disclosures [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_GeneralInformationDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General Information (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAppropriated_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAppropriated_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings, Appropriated</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">APIC, Share-Based Payment Arrangement, Option, Increase for Cost Recognition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS USED IN OPERATING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net loss to net cash from (used in) operating activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinanceExpensesOnLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance expenses on lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinanceExpensesOnLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Expenses On Lease Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinanceExpensesOnLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of carrying amount of right-of-use asset from finance expenses on lease liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementOfDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remeasurement of a Deferred Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementOfDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Remeasurement Of Deferred Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementOfDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of remeasurement of deferred payment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Adjustments to reconcile net loss to net cash from (used in) operating activities total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease in trade receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease in operating lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Operating Lease Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease (increase) in inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInSecurityDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase in restricted deposit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInSecurityDeposits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Security Deposits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS USED IN INVESTING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General Information [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Voting Equity Interest Acquired, Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesPrefundedWarrantsAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares and warrants, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesPrefundedWarrantsAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Issuance Of Ordinary Shares Prefunded Warrants And Warrants Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesPrefundedWarrantsAndWarrantsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of ordinary shares pre-funded warrants and warrants, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfOrdinarySharesUponConversionOfSeriesAWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares upon conversion of Series A Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfOrdinarySharesUponConversionOfSeriesAWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of Ordinary Shares Upon Conversion of Series A Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceOfOrdinarySharesUponConversionOfSeriesAWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of issuance of ordinary shares upon conversion of series A warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expenses on long term loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Long-Term Debt, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDebtExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing expenses on convertible debenture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDebtExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest and Debt Expense, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancingIncomeOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financing income on convertible loan receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancingIncomeOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Income on Convertible Loan Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancingIncomeOnConvertibleLoanReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of financing income on convertible loan receivable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevaluationOfConvertiblePromissoryNote_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revaluation of convertible promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevaluationOfConvertiblePromissoryNote_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revaluation of Convertible Promissory Note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RevaluationOfConvertiblePromissoryNote_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of revaluation of convertible promissory note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in- capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in operating assets and liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease in operating lease right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherReceivables_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Increase in other receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase in accounts payable and other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Accounts Payable and Accrued Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireRestrictedInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Acquisition of Pure Logistics, net of cash acquired</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireRestrictedInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Restricted Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in investing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_TotalCashFromInvestmentInNewlyConsolidatedSubsidiary_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total cash from investment in newly consolidated subsidiary</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_TotalCashFromInvestmentInNewlyConsolidatedSubsidiary_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Total Cash From Investment In Newly Consolidated Subsidiary</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_TotalCashFromInvestmentInNewlyConsolidatedSubsidiary_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of cash from investment in newly consolidated subsidiary.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantAccountingPoliciesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Accounting Policies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantAccountingPoliciesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantAccountingPoliciesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy significant accounting policies.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Total Intangible Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesStockOptionsExerciseOfPreFundedWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of pre-funded warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesStockOptionsExerciseOfPreFundedWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Stock Options Exercise Of Pre Funded Warrant</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesStockOptionsExerciseOfPreFundedWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount exercise of pre-funded warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfSeriesAWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of Series A warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfSeriesAWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Exercise Of Series AWarrant</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_StockIssuedDuringPeriodSharesExerciseOfSeriesAWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount represents exercise of series A warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversions of convertible promissory notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Conversion of Convertible Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Fair Value of the Convertible Promissory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of property and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS FROM (USED IN) FINANCING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationDateOfIncorporation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Date of incorporation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationDateOfIncorporation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, Date of Incorporation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Segment Information</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Segment Reporting Information, by Segment [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ScheduleOfPrincipalAmountAndFairValueOfConvertiblePromissoryNotesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Principal Amount and Fair Value of Convertible Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ScheduleOfPrincipalAmountAndFairValueOfConvertiblePromissoryNotesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Principal Amount and Fair Value of Convertible Promissory Notes [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ScheduleOfPrincipalAmountAndFairValueOfConvertiblePromissoryNotesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of schedule of principal amount and fair value of convertible promissory notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InterestExpenseOnDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense on Deferred Payment (see note 13(c)(5))</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InterestExpenseOnDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense On Deferred Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InterestExpenseOnDeferredPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense on deferred payment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financial expenses (income), net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Segment Information [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketingAndAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cost of revenues and cost of advertising</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketingAndAdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Marketing and Advertising Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingOtherItemAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other segment items</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingOtherItemAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Other Segment Item, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_AmericasMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">America [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_AmericasMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Americas [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Revenues are Attributed to Geographic Areas [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Schedule of Segment Information [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotesandDerivativeLiabilitiesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Liabilities and Convertible Promissory Notes [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotesandDerivativeLiabilitiesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Promissory Notes and Derivative Liabilities (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestIncomeExpenseNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finance (Income) Expense, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TranslationAdjustmentFunctionalToReportingCurrencyGainLossReclassifiedToEarningsNetOfTax_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Exchange rate differences</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TranslationAdjustmentFunctionalToReportingCurrencyGainLossReclassifiedToEarningsNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Translation Adjustment Functional to Reporting Currency, Gain (Loss), Reclassified to Earnings, Net of Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementOfDeferredPayments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Remeasurement of Deferred Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementOfDeferredPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Remeasurement Of Deferred Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_RemeasurementOfDeferredPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of remeasurement of deferred payment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OtherFinanceExpensesincome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other finance expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OtherFinanceExpensesincome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Finance Expensesincome</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_OtherFinanceExpensesincome_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other finance expenses (income).</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Operating expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceCostsOfConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Issuance costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceCostsOfConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance Costs Of Convertible Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_IssuanceCostsOfConvertiblePromissoryNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance costs of convertible promissory notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SegmentInformationScheduleofRevenuesareAttributedtoGeographicAreasDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Information - Schedule of Revenues are Attributed to Geographic Areas [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SegmentInformationScheduleofRevenuesareAttributedtoGeographicAreasDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Information - Schedule of Revenues are Attributed to Geographic Areas (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_EuropeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Europe [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_EuropeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Europe [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Issuance of warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeAmortizationOfDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest and discount amortization on convertible debenture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeAmortizationOfDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income, Amortization of Discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of stock</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillImpairmentLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of goodwill</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_TotalConsiderationAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of total consideration.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_InvestmentinAffiliateDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment in Affiliate (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SciSparcUSMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SciSparc U.S [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SciSparcUSMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sci Sparc USMember</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfIssuedAndOutstandingCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of issued and outstanding common stock.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_SignificantEventsDuringthePeriodDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Events During the Period (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RSU's Granted</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EcommerceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">E-commerce [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_EcommerceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">E-commerce [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LogisticsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Logistics [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_LogisticsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Logistics [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotesAndDerivativeLiabilitiesNonCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance as of December 31, 2025</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotesAndDerivativeLiabilitiesNonCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance as of June 30, 2026</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ConvertiblePromissoryNotesAndDerivativeLiabilitiesNonCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of convertible promissory notes and derivative liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employees and related benefits</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_BrandsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Brands [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_BrandsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Brands Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Adjustment of Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WarrantsWereExercisedShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants were exercised into ordinary shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WarrantsWereExercisedShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants Were Exercised Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_WarrantsWereExercisedShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrants Were Exercised Shares.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAnnualPrincipalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible promissory notes of principal amount outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAnnualPrincipalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Annual Principal Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRepurchasedFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase price of promissory notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRepurchasedFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Repurchased Face Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amortized over useful lives</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived, Useful Life</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PrincipalAmountOfConvertiblePromissoryNote_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal amount of convertible promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PrincipalAmountOfConvertiblePromissoryNote_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Principal Amount of Convertible Promissory Note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PrincipalAmountOfConvertiblePromissoryNote_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Principal Amount of Convertible Promissory Note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_ScheduleOfTotalIntangibleAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Total Intangible Assets Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_MinorityShareholderMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minority Shareholder [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_MinorityShareholderMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minority Shareholder Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfGrossProceed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of gross proceed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfGrossProceed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Gross Proceed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_PercentageOfGrossProceed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of gross proceed.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReimbursementFromLimitedPartnershipInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reimbursement expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReimbursementFromLimitedPartnershipInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reimbursement from Limited Partnership Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fee payable</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_FinancialExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financial expense, net.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Reportable Segments</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title and Position [Domain]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="jfbr_XyloMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Xylo Member</link:label>
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