Waterproof fabric: The heated hand muff is made of high quality waterproof fabric and soft fleece lining, which is durable, not easy to damage and can be used for a long time can. Easy to use: Our electric hand warmer has no battery because it has a USB interface power cable and easily connects the hand warmer pocket to a power bank when in use (not included). Adjustable belt : The cuff of the hand warmer is adjustable and detachable. The heated glove can store power banks and small items like cell phones, keys and more. Hidden switch button: The heated hand warmer pocket is designed with a hidden switch button, so you don't have to worry about exposure by switching the light while hunting. Versatile: The hand warmer bag is suitable for hiking, traveling, photography, golfing, hunting, camping, ice fishing, soccer, working, etc. The heated glove keeps your hands warm in the cold winter.Products from KJ's store