Under Armour Men's Storm Elements &frac12; Zip 100% Polyester Imported UA Storm technology repels water without sacrificing breathability ColdGear Infrared technology uses a soft, thermo-conductive inner coating to absorb & retain your own body heat Windproof materials & construction shield you from the elements 3-layer bonded fabric with a durable, smooth outside & a soft interior Bungee adjuster on hem to keep out the cold