Under Armour Unisex Toddler Armourgrip locut 3Pk 97% Polyester/3% Spandex Imported Strategic cushion reduces bulk, delivers flexibility and breathability ArmourGrip material helps prevent sock slippage HeatGear fabric wicks sweat away from your skin to keep you cool, dry, and light ArmourBlock Technology helps prevent growth of odor causing bacteria in the sock