Under Armour Men's ColdGear Infrared Hood ColdGear Infrared uses a soft, thermo-conductive inner coating to absorb and retain your own body heat. Form-fitting balaclava offers full facial protection in extreme cold. ColdGear Evo fabric delivers ridiculous warmth and superior comfort. Also can be worn with the chin dropped or as a neck gaiter for greater ventilation. 4-way stretch fabrication allows greater mobility and maintains shape. Moisture Transport System wicks sweat away from the body. Anti-odor technology prevents the growth of odor causing microbes. Polyester/Elastane.