Premium Aniline cowhide leather construction. 150 g of Thinsulate™ insulation. Max Heat: 135°F @ 13 W Each. Power: 12 V DC 1.1 A Each. Keep hands warm, even on the coldest riding days, with our premium 12 V heated, insulated, and water resistant Vanguard gauntlet gloves. High-impact floating TPU knuckle, Superfabric palm/finger, and pre-curved ergonomic fit, add the ultimate in safety and comfort. Microwire™ heating throughout glove, including to the tip of every finger. Aquatex™ breathable water resistant membrane; reflective piping. Superfabric® reinforcements at palm and edge of hand. Impact protected gel pads at palm. Lifetime Warranty on Microwire™ heating elements. Adjustable velcro wrist closure. Vanguard gloves are made to connect directly to the sleeve of EX Pro Jacket or Jacket Liner in seconds, or can be connected directly to temperature controller with our Y-Harness (sold separately).. We recommend the use of a temperature controller with this product. Failure to do so may cause discomfort and burns..