1, in function: modeling is to keep hair style; Perm is to make hair richer (curly) and change the shape and direction of hair.

2, in order: after the perm completes the styling, the styling will be used to shape and maintain the hairstyle.

3. In principle, styling is to directly style multiple hairs with external paste or liquid; Perm is to break the sulfide bond and hydrogen bond in hair through chemical reaction, reorganize the structure of hair core and make it stable.

Extended data

Choice of perm

First, perm is divided into two types: cold perm and perm.

1, cold ironing is the operation of ironing with cold ironing agent, which requires qualitative product assistance to produce elegant and shiny effects;

2, cold perm curly hair can be divided into: spiral perm, air perm, cigarette perm, horn perm and so on. ;

3, drowning is to soften first, and then go to the barbell;

4, perm, now divided into ion perm, ceramic perm, digital perm, SPA perm and so on. As long as we need a thermoplastic auxiliary perm, we call it a perm.

Second, perms with different hair qualities.

1, cold perm is a way of perming hair scales, which has a good effect on healthy hair. If it is damaged hair, the texture after perm will appear loose and broken.

2. Perm is a method of perm with closed hair scales. It is a perm technology specially made for damaged hair, which can supplement the nutrition inside the hair to the greatest extent and reduce the damage caused by perm.

3, cold perm is suitable for healthy hair, perm is suitable for all hair.

References:

Baidu encyclopedia-perm