Hanes Boys Cushion Crew Socks - 6 Pack 421/6 100% Cotton socks closure Crew socks, Small shoe size 4 1/2 - 8 1/2, Medium shoe size 9 - 2 1/2 6 Pack, Large shoe size 3 - 9 Fitted heel to stay in place Reinforced grey heel and toe for longer wear 83% Cotton, 13% Polyester, 2% Natural Latex, 2% Other fibers