Rev up those little engines! These socks are the pit stop to imagination, play and tireless fun. When it comes to imagination, there's no shortage at the Socksmith HQ. FEATURES Crew height Flat knit seamless toe which limits irritation or chafing FIBER CONTENT 61% Cotton, 37% Nylon, 2% Spandex SIZE DETAILS 2-4 Years (Shoe Size 6-11) 4-7 Years (Shoe Size 10-1 Youth) CARE INSTRUCTIONS Machine wash cold. Do not bleach. Tumble dry low or hang to dry.