The men's Storm Daytona HZ sweatshirt is a unique model that you don't have to take off all day. This is all thanks to the fact that it adapts to the ambient temperature. When it's cold, it warms you up, when it's warmer, it releases the accumulated heat. In addition, thanks to the UA Storm surface treatment, it repels water and thus protects against moisture penetration. UA Storm surface treatment excellently repels water without compromising breathability lightweight, smooth two-layer fabric with breathable insulation for optimal insulation Durable woven overlays for additional protection from the elements reflective elements