Cold Gear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold. UA Storm technology repels water without sacrificing breathability. Durable, quiet outer fabric with UA Scent Control waffle fleece lining to keep you warm & undetected. Cold Gear Infrared technology uses a soft, thermo-conductive coating to absorb & retain your body heat. Generous 3-panel hood construction with scuba neck. Oversized, secure zip hand pockets. Elastic binding at cuffs, bottom hem & hood trim.