The Under Armour Women's ColdGear Reactor Vest is a highly rated sleeveless hooded packable activewear vest designed for cold weather conditions. It features UA ColdGear Reactor technology that adapts to your activity level to provide the right amount of warmth. The vest is made from a lightweight and breathable fabric that wicks away sweat to keep you dry and comfortable. It has a hood for added protection and zippered hand pockets for storage. With its advanced technology and performance-driven design, this vest is a favorite among outdoor enthusiasts.