1The buttonbreasted waist design is easy to use, the force is even, and it can be adjusted with the size. 2Memorizing fish bones helps to support the waist during breastfeeding and relieve backache. 3Selected fabrics, fine workmanship, smooth stitching, not easy to fall off, and not easy to deform. 4Good elasticity, easy to shrink, not easy to deform after repeated stretching; hollow mesh, breathable and perspiration, can be worn in all seasons. 5Suitable for childbirth, cesarean section, ordinary fat girl, 3 days of childbirth, 2 weeks of cesarean section and appetite control.