How to tell if the ion iron is burnt?

If the ion perm is burnt, there will be a mushy smell and the hair will be a little yellow. You can also take about 20 hairs, wrap them around your fingers, and then stretch them with appropriate force for a few times. , if the hair is elastic and does not break, it means it is healthy; if the number of breaks is large, more than 15% of the hair, it means the hair is dry and scorched.

Straight hair, permed and curled, black hair bleached and dyed, revolutions in the hairdressing world are evolving again and again. Now, the dream straight hair perm has appeared again! It uses a new technology to correct frizzy hair and natural curls, and at the same time repair damaged hair caused by perming and dyeing, which causes the effect of ion perm, so that the hair can be revived and become smooth and smooth. This is ion perm. It can create smooth and smooth straight hair, which will surprise women who dream of beautiful straight hair.