Switching to a silk pillowcase is supposed to lead to fresher curls and clearer skin. But it's not a magic solution if you toss and turn at night.
https://www.wired.com/story/silk-pillowcase-rant/?utm_source=dlvr.it&utm_medium=blogger
https://www.wired.com/story/silk-pillowcase-rant/?utm_source=dlvr.it&utm_medium=blogger