Waking up with knotty hair usually comes down to friction against your...

https://cruzqmfp756.theburnward.com/do-i-need-silk-to-reduce-frizz-or-can-i-just-change-my-habits

Waking up with knotty hair usually comes down to friction against your pillowcase. Cotton can be rough, whereas silk lets hair glide. Beyond bedding, try a loose braid or bun to keep ends protected overnight