The Under Armour Women's ColdGear Reactor Vest is a high-performance sleeveless hooded insulated activewear vest. It is made with UA Storm technology, which repels water without sacrificing breathability. The vest features ColdGear Reactor insulation, which adapts to your activity level for the right amount of warmth. It has a full-zip front, a hood for added protection, and secure zippered hand pockets. The lightweight and stretchy fabric allow for unrestricted movement, making it ideal for outdoor workouts or sports activities. With its innovative features and reliable performance, this vest is a popular choice among athletes.