Under Armour Men's Iso-Chill Shorebreak Neck Gaiter - UA flattened out the fibers and added some science to create a game-changing fabric that quickly pulls heat away from the skin-keeping you calm, cool, and crushing at max capacity. Iso-Chill fabric helps disperse body heat, making it feel cool to the touch Material wicks sweat & dries really fast Anti-odor technology prevents the growth of odor-causing microbes Length: 20in 88% Polyester/12% Elastane Imported Style: 1365105