This product machine wash cold. Can be washed delicately with a neutral detergent. Do not bleach. Tumble dry at low temperature. These door curtains do not fade easily. If necessary,cool the iron to remove any creases that may appear on the package. Blackout shades has multiple protection functions,can be used in the bedroom to improve sleep quality,used in the home theater to improve the atmosphere and viewing effect,can also be used in the RV,classroom,office,freely adjust the feeling you want.