Unisex Shoe Size: Women 10-13/men 10-12. Look good, feel good. Accepted: American Podiatric Medical Association. Seamless toe. Comfortable. Moisture wicking. Anti-microbial. Non-binding fit. www.plusMD.us. Comfort Fit/Non-Binding Top: +MD Diabetic socks are scientifically designed and knitted with a non-constricting fit, stretching up to 20% further than other diabetic brands. Due to our proprietary knitting capabilities, +MD socks allow for free circulation without slouching or falling down. Anti-Microbial and Moisture Wicking: +MD Diabetic Socks are additionally treated to help keep your feet fresh, dry and comfortable. These moisture-wicking properties and antimicrobial treatment help reduce odors and discomfort. Special Seams and Cushion Soles: +MD Diabetic Socks feature special Comfort Smooth yarn, Cushion Soles and Seamless toe construction. This low-friction design reduces the chance of blisters and abrasions which can cause more serious foot problems. Unisex: Sock Size Medium: Women Shoe 6-10, Men Shoe 5-10; Sock Size Large: Women Shoe 10-13, Men Shoe 10-12. Satisfaction Guarantee: Your satisfaction is important to us. If you are not satisfied with this product, launder and return it to Customer Service PO Box 6127 North Logan, UT 84341 and we will gladly replace it. Made in China.