CORDLEES & FREE-STOP DESIGN: The cord-free design provides a clean, tangle-free look to the window and creates a safer environment for children and pets; The blinds will stay at whatever position you stop; The bottom aluminum rail is weighted and rigid so it hangs flat and prevents from blowing LIGHT FILTERING BLINDS: The light filtering honeycomb fabric gently diffuses sunlight, helps block UV rays reducing glare while maintaining daytime privacy. Ideal for kitchens, living rooms, offices, and spaces where you want bright yet comfortable daylight without harsh direct sun NOISE & HEAT INSULATION: This cellular blinds are built-in aluminum foil, the unique 1.5 inch honeycomb structure creates air pockets to provide insulation by trapping air in the cells to block harsh sunlight and UV, which can effectively absorb noise. Great for home, office, bedroom etc. PERFECT MATERIAL & CRAFTSMANSHIP: Changshade is a brand specializes in shades, we always insist that quality first use perfect material. After being exposed to the sun for years, the cellular shades still remain almost unchanged, without flaking, cracking, and fading EASY TO INSTALL & SATYSFIED SERVICE: The package contains all the necessary accessories and instructions, and we have installation video on link, you can follow the instructions to install the window shades. Also Changshade offers one-year warranty, you can buy it with confidence