The Secret Recipe: 80% Cotton | 17% Nylon | 3% Spandex [ Men's Sock Size: US 8-12 / EU 40-45 ] Men's Power Socks can be machined wash with love Cotton, nylon, and spandex are expertly blended for the perfect amount of stretch and softness Step up your game and walk into any room with confidence and personality with Power Socks Medium thickness provides a comfortable cushion with breathability These men's socks are anti-bacterial and moisture wicking properties and are woven right in Each box holds 2 pairs of mens socks to style your workweek - Add to Cart Now!