The Radians men's heated puffer vest provides hours of warmth and comfort in chilly and cold conditions. Its battery-powered system delivers up to ten hours of heat with three adjustable heat settings to customize your warmth. The quilted outer shell is made of durable nylon with a taffeta liner, providing a lightweight yet wind-resistant high performance heated vest. There are two lower hand warmer pockets for additional storage and an internal pocket for the rechargeable 7.4V battery. Stylish, comfortable, functional, and durable, it's the perfect choice to keep you warm at work, sporting events, and outdoor adventures.