We spend a third of our lives asleep, but pillows can be the enemy. Cotton...

https://highstylife.com/do-silk-accessories-actually-help-with-textured-hair-in-australia/

We spend a third of our lives asleep, but pillows can be the enemy. Cotton causes friction, leading to breakage and frizz. Try a silk pillowcase, or simply secure your hair in a loose, low plait before bed to minimise overnight damage