1. Pass both hands through the shoulder straps, hang the shoulder straps on the shoulders, and hold the underwear cups with both hands
2. Lean forward about 45 degrees, place the bra on the lower circumference of the chest, and put the breast in the cup
3. Hold the breast with the palm of your hand to help push the breast fat on the side and bottom of the breast into the underwear cup
4.Pull the back piece horizontally with the bottom of the chest to the back, and buckle the back with your backhand
5. After pushing the fat around the chest into the cup, stand up straight, adjust the shoulder straps, and the tightness can allow one finger to slide