Cantu Satin Bonnet Sleep Cap Regal Enjoy sweet dreams and protected curls with the Cantu Satin Bonnet Sleep Cap! Your curls are delicate, so we designed this patterned sleep cap made of super-soft satin to prevent breakage, snags, and frizz from pillow friction. This comfortable cap stays on all night to protect curls and curl definition while locking in moisture. The Cantu Satin Bonnet Sleep Cap keeps your hair intact overnight and is easy to remove in the morning. Simply slide the cap over your hair to protect fragile curls and coils. Wear it overnight and remove it in the morning for healthy, frizz-free hair. For best results, style your hair with Cantu Leave-In Repair Cream.