Apparel Material: LeatherDistinct Name: BlackGender: Mens/UnisexColor: BlackSize: MediumPrimary Color: BlackThe gloves begin warming your hands within seconds using any 12V DC power source by connecting directly to the battery or the 12V accessory outlet. Our advanced heating technology allows you to maintain a constant level of thermal comfort at high speeds or altitude. Plug gloves directly into your heated jacket liner sleeves or wear them independently by connecting to the y-harness, then to your controller. Run the y-harness down the sleeves. Constructed of soft, lightweight cowhide leather. Includes flexible Thinsulate insulation and adjustable hook and loop wrist strap. Waterproof & windproof with breathable HiPora. Heating elements start at the wrist then wrap down around the fingertips to cover the entire palm as well. Power: 27W 12V or 2.4A total. Max Heat 135deg. F. Y-harness Included. Sold Separately: choice of controller & a battery harness (or accessory/for BMW plug where applicable). Knuckle: 9-9.5in.