In fact, people don't know the function of caffeine, which is a plant alkaloid. Studies have shown that the beneficial characteristics of caffeine include: caffeine can help reduce fat, promote fat burning in the body, convert it into energy, generate heat to raise body temperature and promote sweating;

Caffeine fabric was first introduced as a corset from Xiu Mi. However, in patents at home and abroad, it has been proved that caffeine fabric can accelerate fat metabolism and promote fat burning. At the same time, caffeine fiber also has the effects of absorbing odor, dehumidification and rapid sweat conduction.

These are all public patent information!