Under Armour Men's ColdGear Infrared Enyo Shell Jacket 100% Polyester Waterproof and breathable, with fully taped seams Durable, stretchy, subtly-textured twill exterior with mesh and taffeta drop liner construction ColdGear Infrared uses a soft, thermo-conductive inner coating to absorb and retain your own body heat Helmet compatible hood with back zip expander so it lies against your head, helmet or not ColdGear cuffs with thumbholes for seamless integration with gloves