Under Armour Mens All Season Cool No Show Single Pair Cotton^Nylon^Polyester^Spandex These Under Armour&reg; socks are for your feet all season long! Sold as one-pair pack. Moisture Transport System wicks away moisture. ArmourBlock&reg; prevents odor. Seamless toe for a shafe-free performance. Strategic ventilation areas in high-wear zones. Tab on back for easy on and off wear. 38% Coolmax polyester, 31% polyester, 22% cotton, 7% nylon, 2% spandex. Machine wash warm. Imported.