Top athletes don't stop for the weather. They don't even slow down. And with UA's Lightweight Insulated Jacket, they don't have to. This jacket is built with a highly water-resistant DWR finish and wind-blocking technology to keep you on your game when the elements are fighting hard against you. Heat-trapping micro-fill insulation gives you powerful warmth without the bulk. Stretch woven side and underarm panels preserve your range of motion. Tell Mother Nature to bring it. We got your back.