The Under Armour Women's ColdGear Reactor Vest is a high-performance sleeveless hooded thermal packable activewear vest designed for cold weather activities. It features UA ColdGear Reactor intelligent insulation that adapts to your activity level, providing the right amount of warmth and breathability. The vest is made from a lightweight and durable polyester fabric, ensuring comfort and freedom of movement. It features a full zip closure, two zippered hand pockets, and a hood with adjustable drawstrings. Whether you're skiing, hiking, or running in chilly conditions, this vest will keep you warm and comfortable.