1:An important step in healthy hair growth is allowing the hair to retain moisture, not just during the day but at night too. 2:With our bonnets you can have a goodnight’s rest knowing your hair is protected from damaging surfaces. 3:Other benefits of wearing satin to protect the hair are it decreases tangling and frizzing, maintains protective styles, and prevents split ends. Healthy hair is the most important and to get there we have to start with proper care and maintenance！ Suitable for showering, cooking, washing face, making up, SPA, protect your hair well.