Viscose Derived from Bamboo Crew 3 pack Arch Support Sock Made in U.S.A
Fabric type: 73% Viscous made from bamboo, 22% polyester, 3%rubber, 1%nylon, 1%spandexCare instructions: Machine WashOrigin: Made in USAPattern: SolidSIZE: Medium - Fits Women's Shoe Sizes 4-10.5, Men's Shoe Sizes 3-9 (Sock Size 9-11)Exclusive Ecosox design wicks away moistureArch Support - Better Fit / Fights Foot FatigueIntegrated Smooth Toe Seam for ComfortBreathes to Regulate Temperature, Naturally Inhibits Foot OdorKnitted Reinforced Heel & Toe for Ergonomic Fit