Men's UA ColdGear&reg; Infrared Fitted Leggings 87% Polyester 2" high 10" wide ColdGear Infrared uses a soft, thermo-conductive inner coating to absorb and retain your own body heat 4-Way Stretch fabrication allows greater mobility and maintains shape Moisture Transport System wicks sweat away from the body Quick-dry fabrication keeps you light and comfortable Anti-Odor technology prevents the growth of odor causing microbes