After a specified period of time, the hair is rinsed and a neutraliser is applied.It is the neutralizing solution that reforms the disulfide bonds of the hair and sets the new curls.

• 经过一段预定的时间后把烫发水洗掉，再使用一种中和剂（中文称定型水或二剂），中和反应重组了头发中的二硫化物键并形成新的卷曲。