1Comprehensive care and adjustment of body posture will help support the waist and reduce backache during breastfeeding. 2The buttonbreasted waist design is easy to use, has uniform strength, and can be adjusted according to size. 3Selected fabrics, exquisite workmanship, smooth sewing, not easy to fall off or deform. 4Good elasticity, easy to shrink, not easy to deform after repeated stretching; hollow mesh, breathable and perspiration, can be worn in all seasons. 5Memory alloy, fits the waistline to shape, and does not move to prevent curling. 6Suitable for childbirth, cesarean section, ordinary fat girl, 3 days of childbirth, 2 weeks of cesarean section and appetite control.