The Satin Bonnet is designed to protect hair while you sleep. Its smooth texture reduces friction against your pillow, helping to minimize frizz, breakage and moisture loss. Wake up to softer, smoother and more manageable hair. Reduces frizz and breakage Helps retain hair moisture Perfect for curly, wavy or straightened hair HOW TO USE On dry hair, loosely secure if needed and place the bonnet over your head before bedtime. Adjust for a comfortable fit to keep hair protected overnight.