Carter's Baby-Boys Newborn 6Pk Stripe and Icon Bootie Rocket Socks: 68% Cotton, 28% Polyester, 2% Spandex, 1% Rubber, 1% Other Fiber; Car Socks: 69% Cotton, 23% Polyester, 5% Nylon, 2% Spandex, 1% Rubber; Others: 70% Cotton, 27% Polyester, 2% Spandex, 1% Rubber Imported Machine Wash Computer icon socks Knit-on stripers and designs, ribbed tipping, non-skids