What is the binding method of slingshot rubber bands?

The program tutorial for tying the slingshot rubber band is as follows:

Tools: 2 rubber bands, leather bags.

Auxiliary tools: scissors, rubber band assistant, elastic band, 8-shaped buckle.

1. First, use the 8-shaped buckle to pass through the first hole of the leather bag, as shown in the figure.

2. Then pass the rubber band through the hole of the figure 8, as shown in the figure.

3. Then put the 8-shaped buckle through the leather pocket hole and pull the rubber band, as shown in the figure.

4. Operate the rubber bands on both sides of the leather bag according to the comparison method, and the rubber bands can pass through the holes of the leather bag, as shown in the figure.

5. Then fold the mouth and edge of the rubber band and fold it neatly, as shown in the figure.

6. Then use the rubber band assistant to clamp the head of the rubber band, gently pull it out, and fix the skin hole of the rubber band assistant on the nail of the rubber band assistant, as shown in the figure.

7. Then wrap the elastic band around the rubber band for 5-6 times, as shown in the figure.

8. Tie a knot after winding.

9. After knotting, cut off the redundant elastic tendon head with scissors.

10, the other end of the slingshot rubber band is also operated according to this method, and the rubber band is knotted, as shown in the figure.