Upgrated Satin Lined Hair Cover: Our satin lined sleeping caps Outer is 100% Bamboo Viscose, Lining is high quality satin. We have upgrated from the basic nightcap to make it adjustable,bigger and softer. | Satin Head Cap with Unique Patent Pending Adjustable System: Adjust The Satin Lined Cap Size From 19-34 Inches.Fit All Head Size.Never Worry Too Large Or Small.Adjustable Buckle Is Hidden.You Don’t Have Feeling on Its Exist.Strongly Recommended This Magic Satin Lined Head Wrap To Large Head With Frizzy Hair | Silky Satin Sleep Cap for Curly Hair: The practical satin lining reduces the friction and the water-loss of your hairs when your head is exposed overnight. Your smooth hair will be well protected and saved from dry-out. This property makes our sleep hat a good helper for those who are trying to tame their frizzy hair or experiencing hair loss | Hair Protector Day & Night : This satin bonnet is not only suitable for daily life and sleeping; It can work as the workout hat or daily head-wear when hanging around or on windy days ; a soft front and large room are designed for long hair and large heads; The satin lining would protect your hair during your work; | Washing Instructions for Satin Bonnet: 1.Hand wash or machine wash in cool water on low setting/ gentle cycle; 2. Air dry the saint bonnet; As a general rule, satin can be hand washed with cold water and gentle soaps;It should be laid out flat or hung to dry, although satin should not be attached with clothespins, since they will leave marks; Satin should also not be twisted or contorted while it is wet,it may set permanent wrinkles to the fabric.