LIGHT BLOCKING: These blackout curtain panels are thick, durable, and long lasting, definitely can block out bright sunlight and UV ray. Perfect drapery option for you to choose, bring you a good night's sleep, making you full of energy every day. ROOM DARKENING CURTAIN DRAPES: These thermal insulated curtains will make a budget noticeablely, lower your heating & cooling cost by preventing sunlight & draft from getting in, and also these draps could help reduce outside noise for bedroom and living room EASY TO CARE: These blackout curtains are machine washable, with warm or cold water, use mild detergent, no bleaching. Hang dry or tumble dry. Low temperature ironing. THERE’S MORE! We have a 60-day easy return policy on these curtain panels if you’re not happy with your purchase