Hook and loop is a revolutionary substitute of silica gel, which is mainly used in medical field, maternal and child field and food contact field in Europe and America. Hook and loop has the characteristics of anti-oxidation and non-deterioration. Magic underwear made of magic underwear will not dissipate heat like sponge underwear because of the fluid characteristics of the material. When the body heat is high, it will spontaneously dissipate heat through spiral pores, which has the function of temperature regulation. Generally, hook and loop underwear locks fat through the high-quality elastic net under the chest, which has a good shaping and adjusting function, and can lock fat well without the support of steel rings, with excellent aggregation. Get rid of the shackles of the steel ring, and it is naturally more comfortable to wear. Moreover, the hook and loop is very safe and has the characteristics of bacteriostasis and antibiosis. Even if it is worn for 24 hours, it will not cause any pressure on the breasts, which is comfortable and healthy.