Approximately fits men's shoe 12-16. Extended Size Ninja socks will prepare larger feet for those times when stealth-like moves are necessary. Black ninjas showing off their skills on gray socks with black top, heel, and toe. All larger feet need Ninja socks because ninjas are good friends to have.
39% Pima Cotton, 37% Nylon, 19% Polyester, 4% Rubber, 1% Spandex
*Arch Compression for supportive fit.