100% real mulberry silk sleeping cover: both inside and outside this silk hat is made from 100% class 6A pure mulberry silk. Silk has the slightest friction ritation of human skin under all kinds of fibers, providing comfort and helps hair growth. Breathable silk is widely recognized as "secondary skin" and praised as "queen of fibers". It stays on all night and light like a feather. Large capacity: each sleep cap measures approx. 64 cm length and 25 cm width and is designed with soft elastic band for adjustment. It is large enough to pack all your hair; custom design for long natural hair, braids, curly hair or frizzy hair women. Human design: the top of the silk sleep cap is designed with an elastic drawstring to prevent the hat from falling off easily, and can stay comfortably around temples and edges without pulling, ideal for gifts and women with long braids, dreadlocks, weaving, curly hair or hair extensions. Hair protection: the large silk night cap for long hair can maintain the moisture of your hair maximum, can not only increase the shine of the hair, play elastic functions, but also prevent bifurcate or breakage and prevent hair loss.