Fine design: suitable cycle, beautiful color Comfortable touch: unique yarn and technology makes the fabric having the soft touch. Eco-friendly: passed the test of EPA, protecting your health well. No warping, no light leakage Precision weaving with high-precision yarn; ultra-thin and soft, high definition, more high-grade, more durable. With many years of production experience, Groupeve can effectively avoid weft arc and skew.Strict quality control to ensure that the fabric utilization rate is greater than 95% without waste. Factory direct selling price, no distributor earns the price difference. With 20 years experience for sunshade products has professionally served 82 countries clients worldwide. With 10 years quality warranty to ensure continuous cooperation. Free samples with 650 kinds of fabric to meet regional market needs. No MOQ for most of items, fast delivery for customized items.Material: 100% polyester with thermal coating in silver on the back. before ordering please measure the size of the window. With thermal silver coating: the Thermorollo is a heat protection and blackout blind with silver-coated outside (opaque, darkening). Mounting form: the Thermrollo can be fixed without drilling. With 2 clamp supports, disassembly and installation are quick and easy. Can also be mounted with drilling! You can choose the installation method as needed. How to use: if you want to pull down the roller blind, please pull down the roller blind and stop for 3 seconds. The sun protection blind will stop at the desired length. If you want to trim the Thermo Rollo, pull down the side， pull roller blind and release the roller blind. The roller blind will be shortened automatically. If you do not get the desired shortened effect, pull it again. Use: The Cordless Roller Shade is safer and more convenient, it is suitable for any room like bedroom, nursery, office, bathroom or living room etc. Look top quality and make your room more stylish. (If this automatic extension is not so flexible, tighten the screws on the shelf.)