Polo Ralph Lauren Boys 6 Pack Athletic Ped Contrast Socks Ribbed cuffs for a secure, comfortable fit. Signature embroidered pony accents under each cuff. 98% Polyester 1% Rubber 1 % Spandex Imported. Sizes 4-7 fit sizes 10-13, sizes 8-9 fit shoe sizes 13-3, sizes 9-11 fit shoe sizes 4-10.