How to do a c-curl perm naturally

Beauty

If you look at the pictures of celebrities, it looks like it's a c-curl, but it's not a neat c-curl, but there's a c-curl that feels natural like it's sticking out a little bit. How do you do a natural c-curl perm?

Is there such a kind  Or is it a curling iron?

  616 3   7 years ago