The reason why choose sweat sauna vest for waist trainer weight loss neoprene zipper tank top? 1.Upgrade material and zipper, more comfortable, soft and stretch fabric, more smooth and durable zipper 2.Crazy sweat, 3 times more than usual, speed up to achieve weight loss goals. 3.Waist trainer vests help you burn fat, flatten your belly, support your back, and shape your body. 4.Neoprene sauna Suit is easy to wear and comfortable, with a moderate thickness and suitable for everyday activities. 5.Any time: If you have any questions or suggestions about sauna vest, please mail us by email and we will reply to you within 12 hours.