1. Make the belt on one side longer than that on the other side 10 cm or so (the left side is longer than the right side).
2. Then cross the belts on both sides and turn the belt in the lower right corner inward.
3. After crossing, the right belt will be shorter than the left belt, and then the right belt will be folded into a circle.
4. Fold the left belt back and pass it.
5. Fold the left waistband into a shackle after folding, and tighten the two rings.
6. The strap is finished.