New Balance NBx Cocona Low Cut Socks Polyester 57% / Olefin 25% / Nylon 14% / Spandex 4% Imported 38% Cocona Polyester, 22% Polyester, 22% Olefin, 12% Nylon, 6% Spandex Cocona Fabric Moisture and Odor Management Seamless Toe with Strategic Cushioning Strike Zone and Left/Right Technology Machine was warm with like colors. Only non-chlorine bleach when needed. Tumble dry low. Do not iron. Do not dry clean. Do not use fabric softener or dryer sheets. China