A vest so versatile you can mix and match it with almost any outfit and it will feel brand new every time.Vest features - Lightweight 100% nylon outer shell. 100% PrimaLoft synthetic down polyester-filled core. 100% polyester inner liner with zapsheerzapsheer anti-static technology. 2 waist zipper-close hand pockets. Internal storage pocket. Stow-away carry bag. Multi-zone heat zones - left & right chest, upper back. Bluetooth-enabled wireless control. Integrated waterproof touch control button. 4 selectable instant heat settings. Battery features - Powersheer rechargeable lithium-ion battery (7.4v 2200mah). Up to 10 hours of power per charge. Ul/ce certified. USB cable included. Charge time - 3-4 hours.