Famous Hair Perm Big Curls References. Plug your curling iron in and set it on a temperature that works with your hair's texture. Web a hair perm involves the chemical process of altering the hair's natural texture (by manipulating the protein bonds inside the hair cuticle), which is why a perm can make straight hair curly.

Web a perm or permanent wave is a hairstyle produced by setting hair in loose to tight curls or waves and then treating it with a special perm solution so that the style lasts for several months. Best loose perm curly hairstyles You might be thinking which perm will be right for me?