1, shampoo and blow dry;
2. Pull the bangs up with your hand against your scalp;
3. Then use the hot air of the hair dryer to blow the hair root 1 to 2 seconds;
4. Then use the cold air at the air inlet of the hair dryer to suck the roots.
note:
1, the hot air temperature of the blower is extremely high. When using the hair dryer, avoid blowing a certain part of the scalp continuously to avoid scalding the scalp;
2. Shake the hair dryer gently when using it, and there must be a protective net cover at the air inlet of the hair dryer.