The Large Satin Sleeper, is a satin head protector that helps you sleep better at night. The Satin Sleeper also has a draw string for comfort, you can adjust the drawstring so the sleeper isn't too tight around your edges and nape area your head. The Sleeper is also reversible ,so your able to wear it on both sides. The Sleeper is double layered so that means you have double protection for your hair. With everything cotton on our beds, we need a little satin for our heads.