This adjustable silk bonnet is a must for healthy! It is essential for keeping your hair hydrated & damage-free while you sleep. Most importantly, this Silk bonnet will stay on your head while you sleep, even if you toss and turn at night! This silk bonnet works for ALL hair types. Details: Real Mulberry Silk 19 momme Double layered = double lined Soft Hook and Loop closure - won't snag or pull hair. Silent opening- no loud noise when opening and closing sraps at night Stretchy band to fit most head sizes The bands on the bonnet are a stretchy Milk-Silk fabric. (Polyester/ spandex blend) Created to help the bonnet stay on at night. Comfortable and stretchy. Won’t give you headaches For curly, thick hair & straight, fine hair (all hair types) What are the benefits of Silk? Anti-aging (prevents wrinkles in the skin by keeping it hydrated) Prevents hair loss and breakage Silk regulates body temperature, preventing you from overheating while sleeping Naturally hypoallergenic prevents acne