Ever notice your hair looking messy by morning? That’s friction. Cotton...

https://nova-wiki.win/index.php/The_Ultimate_Sleep-Friendly_Beauty_Routine:_How_to_Wake_Up_Radiant

Ever notice your hair looking messy by morning? That’s friction. Cotton pillowcases can be rough on strands, so switching to silk helps your hair glide as you move. For extra protection, try a loose, low plait