5.Note: When you use it for the first time, it may have some tight, this belongs to normal phenomenon, after using for many times, can become loose and comfortable. When washing, you can choose to machine wash or hand wash, use light detergent. 4.Easy your life: After Wake up the hair will not be too messy, do not tangle. Prevent hair fall off, dirty your sheets. When you wash your face, make up, and take a bath, it is a good helper. 3.Soft material:It's lightweight, soft, glossy, smooth and like silk, comfortable to wear. Suitable for all seasons and occasions. If you wear it regularly, you won't feel the discomfort on your head, and there won't be any dents or wrinkles on your forehead. 2.Elastic Wide Band: Suitable for most head sizes, the band will not be tight when sleeping, so that the head feels uncomfortable. When you tossed and turned, will not easily scattered. Even if you wear it for a long time, it won't cause any discomfort to your head, It doesn't leave a mark on your forehead. 1.1.Package Includes & Size: Come with 2 pieces satin sleeping caps, enough for meeting your daily life wear, wash and change. The elastic band width is 6.5cm/0.21inch and the satin sleep cap length is 24cm/9.4inch.