Features of the Product: Special Gel Liquid that Traps Heat is heated by putting it in hot water. After Losing its Heat, the Gel Liquid Solidifies. How to Use: Crack the Metal Round in the Package with Your Hand. The Metal Chip Acts as a Catalyst, Then the Heater Gel Will Solidify. The temperature will slowly decrease after 30-40 minutes. When completely cooled, heat in boiling water until all crystals turn into gel (5-10 minutes). You can use the heater over and over again as long as there are no cuts or tears, and it is not broken or broken. Things to Consider When Using: Üproductünü After use, you can boil it again to make it liquid and use it again. However, the &product ü Immediately after boiling, do not crack the metal washer while it is still hot. Since the product may have been activated in shipping, it may be in solid state when it reaches you. This does not mean that the product is defective. Ürünü You can make it liquid again by boiling it and use it whenever you want. How does it work? You are cracking the metal inside the Magic Heating Gel. Meanwhile, an energy gel reacts at the micron level, and our metal chip performs a catalytic function. As a result of the reaction, the liquid acetate salt turns into a solid and gives off heat during this phase change, this heat rises up to 55 degrees and the reaction continues for 30-45 minutes.Then, we boil the magic heater, which has cooled down in solid state, to turn it into a gel again and become a potential heat source. Where Can I Use the Magic Heater? In case of abdominal pain, it can be placed on the abdominal area and feet, and you can safely warm your bed or pillow by placing it on your bed 5-10 minutes before going to bed. To warm the inside of your coat while skiing or walking, while running, to warm your overalls during mountaineering, camping and hunting, to make dressings in places that require pain and hot pressure. To provide warmth to the areas you need to keep warm, instantly and where needed. Contact Us for Wholesale Square Gel Warmer. &Product &Measurements: 7 X 7 Cm