THERM-IC
Powervest M - Men's Heated Sleeveless Vest

The Therm-IC Powervest M men's heated sleeveless vest is the perfect balance between style and comfort. Its heating elements promote a soft even heat, making this garment ideal for enjoying your outdoor activities. Thin and lightweight, this vest can be easily worn under another garment. Simply connect the battery (not included) to the USB cable on the interior of your pocket and slide it inside the jacket. Even if many universal external chargers can power this vest, it is recommended to use the Therm-IC battery to benefit optimal performance. Avoid folding the vest for storage as much as possible to avoid damaging the heating elements.