Waking up with knotty hair? Your cotton pillowcase creates friction that leads...

https://www.apu-bookmarks.win/wake-up-with-less-frizz-by-tweaking-your-sleep-setup-cotton-causes-friction

Waking up with knotty hair? Your cotton pillowcase creates friction that leads to unnecessary breakage. Switching to silk or satin reduces this drag on your strands. For extra protection, secure your hair in a loose braid or top knot before bed