Made in Japan. The performance cordura crew socks are knit with Cordura® yarns and feature indexed, anatomical construction and targeted arch compression bands to prolong foot comfort and reduce fatigue during running, hiking, and other high-output activities. Premium durable Cordura® yarns resist stretch and abrasion, prolonging the lifetime of the socks. *All socks are final sale and cannot be returned or exchanged. Fabric origin: JapanFabric composition: 55% Cotton, 43% Nylon, 2% Polyurethane