Allesin zen Blackout Roller Shades for Windows (Linen Gray 23x72),Cordless,Free-Stop,UV Protection,Block All Lights,Square Cassette Covered Matching Fabric, Shades for Bedroom, Office, Living Room

This cordless blackout roller blind features a new square aluminum cassette valance that provides superior fabric protection compared to ordinary roller blinds, keeping the fabric cleaner and extending its lifespan. The hidden installation coding design minimizes light gaps, while the four-layer blackout fabric effectively blocks sunlight and harmful UV rays. With an upgraded foaming process, the shade delivers a true 100% blackout effect and thermal insulation, helping keep your home cooler in summer and warmer in winter for a more comfortable living and sleeping environment. The cordless system enhances safety by eliminating entanglement risks for children and pets, allowing the blind to stay securely at any height with smooth, effortless operation. Designed for convenience, it installs quickly without professional assistance and is easy to maintain—simply wipe clean with a damp cloth. Custom sizing is available to match your exact window measurements and décor needs; please note that inside and outside mount measurements differ, and the fabric width will be 0.9 inches narrower than the total valance width.