The Under Armour Women's ColdGear Reactor Vest is a highly rated sleeveless hooded reflective thermal activewear vest. It is designed to provide warmth and comfort in cold weather conditions. The vest features UA ColdGear Reactor technology that adapts to your activity level to provide the right amount of warmth. It has a full zip front, two zippered hand pockets, and a drawcord adjustable hood. The reflective detailing enhances visibility during low-light conditions. Stay active and stay warm with this top-rated activewear vest.