Under Armour Youth Training 6 Pack Casual Socks - Features technology that helps prevent odor-causing bacteria. Black: 81% Cotton/16% Nylon/2% Spandex/1% Polyester White: 76% Cotton/22% Nylon/1% Spandex/1% Polyester Gray: 66% Cotton/23% Nylon/10% Polyester/1% Spandex Half cushion footbed provides comfort without the bulk Embedded arch support helps reduce foot fatigue Material wicks moisture Style: U6721P6