Smooth butter-satin: Do you want wake up with beautiful frizz-free and tangle free hair in the busy morning? Our satin bonnet, protect your hair from the dryness caused by friction between your hair and moisture-absorb materials. This slouchy beanie helps to reduce hair frizz and tangles Adjustable strap: provides a secure and comfortable fit. It’s quite important for a daily head wear hair cap to have stretchable head size for comfortable wear. Side-release stretch strap with a low profile side-release buckle, an adjustable slide and stretchy 0.6-inch width elastic strap Functional Beanie: It's not just for sleeping for daily life, it can also for running, cycling and playing the basketball, or as a daily head-wear when hanging around or on windy days No fading hair cover: satin lined sleep caps are available for pretty colors, especially the updated version of solid colors, perform great in color fading test under water and oil solutions,because of the crafted from 95% of a natural fiber that enables outstanding air permeability and 5% Spandex outer layer and 100% premium satin lining which is treated by color fixing technical process Washing Instructions: 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, because it may set permanent wrinkles in the fabric