YTRFGH-100% Black Out Window Cover Portable Blackout Shades Adhesive Thermal Blackout Blinds No Drill Guard Blind for Window Shades Temporary Room Home 40" x 57" Darkening Shades for Skylight RV Dorm

100% Blackout blind Portable blackout curtains for bedroom are made of safe and non-toxic materials, can fit well with windows and no light around. The back of guard total blackout blinds no drill have a special silver coating. In summer, it can block sunlight and reduce the entry of ultraviolet rays into your room, creating a dark environment for you. Total window shades blackout & window blinds blackout also have an insulating effect in winter, which can reduce heat loss in the room.DIY Shape and Size 40x57 inch no drill blackout blinds for bedroom windows shades are large enough to be cut into any shape and size according to your requirements. Blackout window blinds no drill & removable blackout window cover are suitable for windows of various shapes such as recs, circles and polygons. To achieve a better light-blocking effect, it is recommended to cut room darkening shades larger than the window.Easy to Install Black out curtains for bedroom windows are equipped with 6pairs hook and loop and 12Nano-adhesive s. Installation steps Measure the window size>Cut black out window cover > Install no drill blinds for windows. High-temperature resistant, easy-to-clean and ful nano s can prevent your curtains from falling off easily. In order for guard blinds for indoor windows no drill to be more firm, please wipe the installation position clean before installation.Widely Use Shades for indoor window treatments are easy to fold and carry, suitable for home, house, skylight, dorm, nursery, hotel, dormi, room, travel, RV, bedroom and more other places. You can carry guard blinds for windows & rv window coverings & sleepout portable blackout curtain when traveling or on a business trip, temporary blackout shades for windows can create a dark and private sleeping environment for you at any time to improve sleep quality.CUSTOMER SERVICE Our black out blinds for window heat blocker have high-quality customer service. If you have any questions about window blackout cover, please feel free to contact us and we will solve the problem for you as soon as possible. If you feel that no drill blackout shades for bedroom windows have a smell, just unfold it and place it in a well-ventilated area for a few days.Tips Due to the iuence of temperature, low temperatures will cause the adhesion of nano s and Hook&Loop to deteriorate. Using a hair dryer on the low or medium temperature setting for heating will result in a more stable and long-lasting adhesion effect