Blackout roller blinds offer complete 100% light reduction, making them ideal for any room. They are easy to install on walls, ceilings, or window ledges and come with all necessary mounting accessories. The comprehensive set includes a PVC plastic bottom rail, aluminum top rail, polyester blind, brackets, pothook, plastic ball chain, screws, and wall plugs. These blinds are suitable for any home or office space, providing a practical and stylish window covering. Featuring a thermoplastic silver layer on the back, they help maintain room warmth in winter and coolness in summer while effectively blocking light.