v3.26.1
Cover - $ / shares
6 Months Ended
Jun. 30, 2026
Aug. 13, 2026
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity File Number 001-37370  
Entity Registrant Name MY SIZE, INC.  
Entity Central Index Key 0001211805  
Entity Tax Identification Number 51-0394637  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One HaNegev 4  
Entity Address, Address Line Two POB 1026  
Entity Address, City or Town Airport City  
Entity Address, Country IL  
Entity Address, Postal Zip Code 7010000  
City Area Code +972  
Local Phone Number 3-600-9030  
Title of 12(b) Security Common Stock, $0.001 par value per share  
Trading Symbol MYSZ  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   728,482
Entity Listing, Par Value Per Share $ 0.001