The Under Armour Women's ColdGear Reactor Vest is a top choice for women looking for a sleeveless hooded safety activewear vest. This vest is designed to adapt to your body temperature, providing warmth when you need it and breathability when you don't. The hood offers additional protection from the elements, while the sleeveless design allows for unrestricted movement. The vest also features reflective details for increased visibility during nighttime activities. With its innovative technology and stylish design, it's no wonder this vest is highly rated by Amazon customers.