HIGH QUALITY MATERIAL These sleep caps are made of high quality satin silk fabric - soft, smooth and breathable. The silky feel ensures a pleasant comfort. Universal size: the rolled diameter of the sleeping cap is approx. 13.7 inch (Universal fit for most head circumference). Suitable for long, short, curly, straight hair, etc. MULTI-PURPOSE Great for sleeping, skin care, facial cleansing, makeup application and more. Good Elasticity: The wide elastic waistband wraps the hair securely without squeezing. The hood sits comfortably without constricting feeling. However, make sure to choose the appropriate size according to your head circumference. PROTECTION FOR HAIR - Wearing a satin sleep cap protects hair from tangles, reduces hair breakage and prevents split ends. In addition, hair loss is minimised. CARE INSTRUCTIONS Hand wash in cold water or gentle cycle by machine. Air Dry - Lay flat or hang up (without pegs to avoid marks). Do not wring or twist the satin bonnet as this may cause permanent wrinkles in the fabric.