Wake up with frizz? It’s usually friction from your cotton pillowcase....

https://bravo-wiki.win/index.php/What_Should_I_Do_at_Night_if_My_Hair_Is_Color-Treated_and_Dry%3F

Wake up with frizz? It’s usually friction from your cotton pillowcase. Switching to silk helps, but an easier habit is a loose braid secured with a soft scrunchie. These simple steps minimise breakage and keep your hair smooth overnight