Let us explain. Perms can be carried out to transform straight hair into permanent spirals and curls. They work by using chemicals to break and reset the hair bonds into waves or curls.

Korean root perms are ideal for people with straight or slightly wavy hair ... up to six months for other coarser or thicker hair types. How long your root perm lasts will also depend on how ...

Straight hair can be transformed into permanent ... which will help your modern perm to stay for long-lasting wear." Due to the nature of the treatment, these added curls should last for about ...