Men's ColdGear® Infrared Shield Jacket100% polyester; ColdGear Infrared lining uses a soft, thermo-conductive inner coating to absord & retain body heat; Durable, bonded 3-layer softshell material has a quiet outer layer & superior stretch; Windproof construction shields you from the elements;Secure zip chest and hand pockets; 4-way stretch construction for better mobility;