People refer to many ways to make changes in their hair. Perma is one of those ways. Perma is a hair styling method which is preferred by women especially. Persons who want to have curly hair can perform perming. Those who prefer this practice are straight-haired women and women who want to curl their wavy hair. However, permanent application is not a natural practice. For this reason, various chemical substances are applied on the hair. This can be harmful to hair structure and health. Persons who are going to apply Perma should pay attention to all these details and consider these details. It is necessary to adjust the duration of the permanent drug well in order for the perma administration to be less harmful. Permanent excess hair on the hair causes the hair to wear out and spill. In general, it is true that 8-15 minutes of waiting on the hair. The applied perm application can remain on this page for at least 2 and at most 5 months without deterioration.