【New Black Blackout Technology】Unlike ordinary shades that let light leak around the edges,our cordless roller shades feature built-in side blockers for total light elimination.Perfect for creating a darkroom effect—ideal for night shift workers,nurseries,and home theaters. 【Sleek Aluminum Cassette with Color-Matched End Caps】Crafted with a reinforced fabric-inset aluminum cassette and matching end caps,these blackout blinds offer enhanced durability and a seamless,modern look. Available in multiple sizes to fit a variety of windows.【User-Friendly Cord-Free Lift System】Equipped with a smooth free-stop mechanism,these shades glide effortlessly with a simple touch—no cords needed. A safer,cleaner option for homes with kids and pets. 【Why Choose "Sulugood" Blinds?】Every shades for indoor windows are hand-inspected against strict quality standards. We use premium fabrics and aluminum materials—no outdated stock. Our clutch mechanism is tested to 15,000 cycles for reliable daily use. 【Easy to Install & Customize】Each set includes metal brackets,light-blocking side strips, screws and a clear installation guide. Want a custom size? Select “Custom Size” and enter your measurements. We’re here to help if anything’s missing or unclear. 【Free Warranty】Our blackout window blinds are hand tested to strict quality standards prior to shipment to ensure that the product meets factory standards prior to shipment. We have 100% confidence in the quality of our products. If you have any questions about our blackout Jacquard blinds, please feel free to contact Sulugood and we will give you an answer within 24 hours. Cordless roller shades