About this item Warm and comfortable a gloves that can heat up to prevent cold from the hand frostbite. Built-in far-infrared graphene heating sheet, heating of far-infrared heating sheet .Far infrared rays penetrate the skin and warm the hand. The intelligent constant temperature heating button combined with the temperature sensor probe can detect the temperature of the heating film and accurately control the warmth without being hot. Gloves can be washed with water, and must be washed without power.