About this item：【Total Blackout Material】Our blackout blind is made of strong and soft high-density oxford fabric on one side, which can block 100% of sunlight and UV rays. The other side comes with a high-quality silver PU coating that reflects heat and regulates room temperature, creating a comfortable pitch-black sleeping atmosphere for you.【Super Adhesive Tape】Our black out curtain comes with 18 Double-Sided Stickers, which can stick the blind to the window faster and more firmly. It also feature an easy-peel and will not leave any stains on the windows. It can be reused and if the adhesive is not sticky after repeated use, just replaced a new one. We've added additional 20 pairs of adhesive hook and loop tapes, they are super supportive wh.