Product Overview: This is the one layer you don't have to keep taking off and putting on all day. That's because it actually adapts to the temperature, keeping you warm when it's cool, but letting out extra heat as the day gets going. Features: UA Storm technology repels water without sacrificing breathability Durable stretch-woven outer fabric on front body with lightweight fleece insulation for warmth without bulk Soft, smooth knit spacer fabric through the sleeves, sides & back for breathability where you need it Secure zip hand pockets Built-in tee holder on wearer's right side Uses a fluorine-free water repellent treatment