1Makes you feel like you're in a sauna while exercising.The more you sweat, the more efficient you are at losing weight, which also helps detoxify and clear pores. 2Comfortable and light, thin, slim, no smell, machine washable, also can wear in daily life. 3Super high quality fabric, the vest is composed of two layers, the inner thermalized polymer fabric can increase your body temperature, promote sweating, also has the function of waterproof, fast drying, will not feel wet due to excess sweat. 4External use of performance compression fabric, can shape the slimming effect.The vest also uses a nonslip belt to ensures that the clothes do not shift during exercise, making the exercise more comfortable. 5100% perspiration, thicker than the general vest, light exercise can also sweat, easy to exercise abdominal muscles.