2. Roll up the hair end with a curling iron.
3. Pulling forward from top to bottom along the direction of bangs will make the hair band tighter.
4. Play with bangs to see the effect.
5. Continue to use the curling iron to operate the bangs on the right according to the method in the third step.
6. Continue to use the curling iron to operate the left bangs in the third step.
7. Finally, flatten the air bangs, as shown in the figure: