New materials, new technology, beautiful and practical, double-layer pressure-bearing inner membrane, new technology energy storage exothermal agent heating up quickly, multi-purpose, multi-functional, warm hands, warm feet, warm waist, warm belly, warm shoulder, warm back, warm quilt cover quilt, etc. The new structure is free from rising and cracking, with long-lasting heating and heat preservation, disposable water injection and permanent use.
This product can be used permanently by adding appropriate amount of heat energy conversion accelerator to mix it with water, thus eliminating the trouble and insecurity of frequent water change in traditional hot water bags.
The shell is covered with anti-riot silk surface, which lasts longer than continuous insulation, and feels warmer and more comfortable. Even if the hot water bag is cooled, it will not feel particularly ice to the touch. This is an advantage different from other ordinary hot water bags.
It can be used for heating students, offices and family members, preventing frostbite of hands and feet, and also has health care effects such as eliminating muscle fatigue and stretching blood vessels.