Amazon.com : Red by Kiss Reversible Silky Satin Hair Cap 。Dermatologists, hairstylists and beauty experts recommend sleeping on silk, and slip for beauty sleep specializes in pure silk pillowcases and sleep masks made of Slipsilk, a specially commissioned long-fiber mulberry silk that results in the ultimate combination of shine, thickness, softness and durability. The brand is proudly anti: anti-aging, anti-sleep-crease and anti-bedhead. What it is: A pure silk hair wrap to help protect your hair from the effects of friction throughout the night. What it does: This reversible hair wrap is sized to fit most heads and prevents tangles and helps with curl preservation. It\'s designed for curly or thick hair, so it may be loose on those with fine or thinner hair. * 100% silk * Hand wash, line dry * Imported * Item #6947941