The hemispherical head binding method comprises the following steps:

1, comb the hair into two parts and tie the upper part into a high ponytail;

2. Gently press the ponytail with one hand and gently pull the hair on the top of the head with the other hand to make it fluffy;

3. Place the sponge at the root of the ponytail, wrap the ponytail to cover the sponge and fix it with a hairpin;

4. Gently pull the hair of the meatball by hand to make it look fluffy, and then slightly adjust the whole head.

That's how the head of half a ball is stuck.