100% polyester; UA Storm technology repels water without sacrificing breathability; Durable, bonded 3-layer softshell material has a quiet outer layer & superior stretch; ColdGear? Infrared lining uses a soft, thermo-conductive coating to absorb & retain your body heat ; Windproof materials shield you from the elements ; 4-way stretch construction moves better in every direction; Secure, zip hand pockets and chest pocket; Drawcord adjust on bottom hem for a secure, custom fit; Streamlined fit that's not too tight or too loose;