?Excellent Material?The blackout curtains is made of 100% polyester fabric. This material is thick and quite soft ,blackout shades are not only thick, but also comfortable and drape. Our curtains provide good noise reduction and protect home privacy well ?Blackout Design? This blackout curtains have a perfect shading effect,bedroom curtains are double layered, middle layer of black yarns panel that is excellent for blocking out 80%-90% light and UV rays(Dark color curtains work better). This can keep the heat in and the cold out, balancing room temperature ?Energy Saving?The living room curtains with black liner backing can reduce room heat and cold loss through window during winter and summer, balance your room temperature, will increase the energy efficiency of your home so as to help save on energy bills. this curtains are a perfect addition to bedroom, living room, kids room, nursery ?Easy Care? This blackout curtain simply toss it into the washing machine,cold water with mild detergent then air dry vertically hang to dry for the best result, do not bleach, Iron at low temperature settings.Don't use sharp things scratching curtains ?Package Includes?2 panels per package. Each Blackout Curtain Panel measures 42 inches wide x 84 inches long. Each curtain panel has stainless steel grommets on top. Each grommet inner diameter is 1.6 inch, comparable with most rods. making the curtains easy to install and slide