Amazon.com : Satin Bonnet Silk Bonnet for Sleeping, Double 。Butter-Satin: This sleep bonnet, which is soft and smooth, bringing you the comfortable wearing experience. Non-slip satin bonnet stay securely in place, and let you sleep all night. Soft Elastic Band will not leave traces on your forehead Protect Hair: Silk sleep caps can reduce the friction of the hair, reduce the dryness, hair loss, frizz or tangles, and maintain hairstyles. Will not bleed on the pillow. Do not need to clean up the pillow and sheets. Hair Bonnets for sleeping keep hair from knotting, better to protect the luster and flexibility of the hair One Size Fit All: the adjustable hair wrap with soft elastic band, which is suitable for heads of all sizes. Satin bonnets are suitable for curly, natural, long hair, braids, weaves, rollers, hair clamps, and up-dos. The improved band is wider, elastic, and soft, and it will not cause a burden on your head Doubler Layer bonnet: Sleep bonnet is a headwear accessory crafted with two layers of smooth satin fabric, this design features a luxurious and soft texture, which offers protection for the hair during sleep. This reversible satin sleep bonnet is a stylish and practical choice, combining functionality with a touch of elegance for a restful night\'s sleep Versatile Use: Silk bonnet not only a bonnet for sleeping, but also wearing when washing, beauty, makeup, and housework. As well as different colors are used to match home clothes of various colors to meet daily needs