Carter's Baby Boys' Newborn F13 3 Pack Dino Socks Navy Socks: 61% Cotton, 23% Polyester, 12% Nylon, 2% Rubber, 2% Spandex; Stripe Socks: 68% Cotton, 24% Polyester, 5% Fiber, 2% Spandex, 1% Rubber; Green Socks: 65% Cotton, 24% Polyester, 7% Nylon, 2% Spandex, 2% Rubber Machine Wash These are boys 3 pack socks Carter's hosiery by goldbug