Minimise friction while sleeping to wake up with less frizz. Rough cotton can...

https://www.bright-bookmarks.win/minimise-overnight-friction-to-protect-your-hair-cotton-pillowcases-can-cause

Minimise friction while sleeping to wake up with less frizz. Rough cotton can cause breakage, so try a silk pillowcase instead. For an easy habit, secure your hair in a loose, low braid before bed