Please Contact us if you have any question or issues through EBay Message, We will get back to you at the first time. 90% Cotton, 7% Polyester, 3% Elasthane Size: 9-11 (fits shoe size: 4-10) 10-13 (fits shoe size: 7-13) 13-15 (fits shoe size: 9-15) Loose fit top, Non binding Top! Recommended for: Blood Circulatory problems, Diabetic, Edema, Neuropathy. Physicians choice of affordable medical socks that give your legs the blood circulation & quality you crave for Machine wash warm with like colors! Tumble dry Medium use only, Non-chlorine. Bleach as needed!