Anti-droop design makes your chest more erect and attractive,effectively firm control armpit & back flabby fat to make your body no lumps or bumps or bulks.. Our belly wrap is made of stretchy spandex and nylon, with a strong wrap that firmly flattens the abdomen,reduce abdominal fat, and create the perfect waist curved. Please measure your waist size before buying waist trainer for women under clothes and choose against our size chart. The shape of the small size is strong shaping effect and the larger size is relatively comfortable wear. The waist is ergonomically engineered curved type, making the lower abdomen contraction effect more obvious, slimming effect is remarkable. Waist cinchers for women consists of 15 high-quality elastic bone, soft and flexible, durable.