Feature 1Intelligent Temperature Control: Made of thickened coral velvet fabric, soft texture, comfortable wear, with carbon fiber heating wire, it can heat up quickly and easy to use. 2Large Heating Area: 1 neck heating pad, 6 back heating pads, and 2 heating pads in the front pocket position, so you can better enjoy the warmth of the undershirt. 33 Speed Temperature Control: Adjusted at will, can relieve neck discomfort, lumbar discomfort, abdominal discomfort, back discomfort, etc. to meet the needs of different situations. 4USB Powered: USB power supply mode, can be a variety of modes way function, a variety of places at will use, convenient and simple. 5Applicable Occasion: Can be used for winter riding, fishing, photography, skiing, hiking, traveling, hunting, camping, climbing and other types of outdoor activities. Item Type: Heated Vest Product Material: Coral Velvet, Polyester Fiber Package List 1 x Heated Vest