Thermal Blackout Curtains Are Work Well On Balance The Temperature Inside And Outside By Insulating Summer Heat And Winter Chill, So That These Room Darkening Curtains Can Reduce The Energy Waste And Save The Daily Bill Effectively Machine Washable In Cold Water, Gentle Cycle, Tumble Dry On Low, Do Not Bleach, Low Temperature Ironing If Needed. Colors Won’ T Fade Away With Time Goes By Light Blocking Curtains Are Available In Various Colors And Sizes