Wide elastic band at the bottom of the satin sleep bonnet, which can be stretched to fit different head sizes, more comfortable to wear. At the same time, there are 2 long enough elastic straps, which can effectively adjust the size of the head and provide double protection. Soft satin night cap can effectively protect hair to the maximum extent, help lock hair moisture, prevent dryness, frizz, split ends, and maintain your hairstyle. Stays put all night long, doesn't slip off your scalp while you sleep, and leaves hair softer, smoother, shinier and more oozing. Satin hair bonnet is not only suitable for sleeping, you can also use it to wash your face, bathe, cook, do SPA, tie your hair or clean your face while doing makeup, even do housework, do yoga, silk nightcap Can be used in many occasions.