Lumi Home Furnishings Cordless Cut-to-Size Slow-rise Roller Shade is a great addition to any room decor. The fabric is carefully weaved using polyester, with a Linen backing that blocks out light and reflects heat. The operating mechanism is an upgraded slow release system that is completely cordless, making it suitable for homes with children and pets. It is also a great solution for windows of many sizes. Available width sizes in: 23", 27", 29", 30", 31", 32", 33", 34", 35", 36", 37", 39", 42", 48", 55", 60", 66", 72", 73"