Ever wonder why your hair feels knotty by morning? It’s usually just friction...

https://bizzmarkblog.com/do-i-need-silk-to-reduce-frizz-or-can-i-just-change-my-habits/

Ever wonder why your hair feels knotty by morning? It’s usually just friction against your cotton pillowcase. Switching to silk minimises breakage, or try popping your hair into a loose braid to protect those ends while you sleep