Fat-throwing belt is the intention of slimming the skin by massage or infrared rays. It is not good to throw fat with a loose bag. If the bag is too tight, it will damage blood circulation and nerves. Therefore, the way of wrapping the belt is a key point. It is necessary to wrap it loosely and tightly, and enough is enough. And it also varies from person to person. Obese people or parts where blood vessels and nerves are not particularly rich can also be tightly surrounded to achieve outstanding slimming effect. Every time it takes about 30 minutes, the belt will be boring, and too long will lead to skin allergies and other manifestations.