Bend over 45 degrees, then push the meat back and fasten it.

The function of long-breasted bra is to buckle underwear and prevent it from falling off. Just button it on the left and right. This is the most basic function of underwear button. It can play the role of connection, connecting the two ends of underwear together, so that underwear can be worn on the body stably and has certain stability. Underwear buttons refer to the rows of buttons nailed up and down on the skirt, and now they mostly refer to the buttons on the back of ladies' bras. I also know that there are many buttons on the back of underwear, and some buttons are one-piece, double-row, three-row and four-row