New Balance Low Cut Sock (4-Pack) cotton 83% Cotton, 13% Polyester, 3% Nylon, 1% Spandex Lightning Dry Moisture Management Full Cushion with Comfort Toe Seam 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. Pakistan