Adjustable size: This superior non-slip satin bonnet for sleeping is featured with stretchy soft long band in size of 2.8" wide and 22" length, elastic and skin friendly, adjust tightness,Fix with long band: Wrap in different style to fix bonnet on head for day and night, Like to make a bow or directly wrap on back in different occasion to catch people's eyes,Premium silk satin material: Bonnet is made of good texture different color silky satin, which is breathable and smoothy; It can keep hair moisture. Long band is made of stretchy spandex to make you feel tight, won't leave imprint on head and more cosy,Hair protect: Silk sleep cap can greatly reduce the friction of the hair, prevent hair from messy and reduce the dryness; Hair bonnet for sleeping keep hair from knotting, protecting the luster and flexibility of the hair to the greatest extent,Grip and protect wigs and edgs: Flat diameter up to 14.2" and extra 2.7" wide band grip wigs well, perfectly protect your hair while sleeping as night cap; Also keep your edge neat well,Stylish and wide use: You can use soft wide band on the hair satin bonnet to make a beautiful bow on forehead or side, make you unique and style; Useable many occasions, Cosmetic, Shower, Washing, Cooking, Sleeping, Housework, Makeup, Gym, Running, Yoga, etc