Satin Bonnets made of satin are good for our skin and hair while we sleep. It reduces friction and keeps your skin and hair hydrated. Comfortable fabrics will help you reduce friction in your hair. Beautiful colors will not stain your bedding and your skin.You can easily adjust from 9 inches to 20 inches. The comfortable and elastic adjustment strap will stay on your head all night. You don’t feel much pressure when you sleep. Meet the needs of fixing the head and keeping the head safe and stable. And it will not leave a mark.