Heating warm bag, with heating, insulation dual mode, fashionable design, using the car cigarette lighter 12V low voltage power supply, safety, energy conservation, without any risk. The use of advanced thermal insulation treatment, use waterproof nylon production, the inner layer of the composite aluminum foil, beverage and food can insulate warm. provide a good preservation effect, power within 30 minutes the temperature reached 60 degrees Celsius, up to about 70 ℃, so you can always eat the temperature suitable meal. clean, healthy and nutrition fashion ice look beautiful, fashionable, easy to clean, easy to store. more for cold insulation, insulation, preservation, easy to carry food to travel, live, travel, leisure and essential goods.

USB insulation boxes package