Satin Bonnets are essential to maintaining the look and feel of your hair. It keeps you hair detangled while you sleep to preserve your hair natural shine. This bonnet was specifically designed to stay on your head the entire night. The small entrance of the bonnet is doubled stitch tightly so the bonnets can fit snug while holding the weight of the hair so that it won't come off. The scarf is a bonus. It keeps your edges laid while your Bonnet protect your hair. Its so convenient.