Abdominal band must be used after delivery, which is generally provided by the hospital. This kind of thing helps to prevent the baby's internal organs from sagging after birth. Abdominal belts and slimming clothes have no effect on losing weight. This kind of thing can only be said to be shaped by physical action, and the fat is still in the body. This method is suitable for occasions that need to pay attention to image in the short term. If you want to lose fat, you should start with diet, make a low-calorie diet and take in high nutrition. This is the basis of losing weight, and diet is ok.