•This Product Is a Utility-Type Electric Heating Bag, Which Is Made of High-Grade Chemical Fibers and Plastic Materials. It Uses High Energy Storage Heating Liquid as Heating Element and Evenly Heats and Stores Energy through the Semiconductor in the Bag. It Has Unique Automatic Temperature Control Function, comfortable and Soft, Safe and Reliable, It Is a New Generation of Ideal and Fashionable Heating Products.