Material: Extra large sleep cap is made of Silky Satin,which is breathable and smooth,and feel amazing soft.Exquisite fabric to protect sensitive scalp warm and no sweat no cool. Size: diameter approx.:36cm/14.17".Extra large satin sleep bonnet cap is no tight and no-slip, no matter how thick your hair is.One size for most adults and kids. Easy to carry whenever you travel. Elastic Wide Band Design: Elastic band design bonnet is more comfortable for your forehead .Modern design holds hair in comfortably and elegance without the large ruffled edge look. Wide Use:Large Silky Satin bonnet fits a lot of hairs,it not only for box braids and perm rods,but also great for holding natural hair,braids,weaves,rollers,hair clamps and long hair. Function:The Extra large satin sleep bonnet cap is really convenient in daily use.Not only for sleeping,you can also wear it for washing face, making up,or bathing,even doing the housework,It can maintain your hairstyle at any time.