A practical alternative to drapes, our 3 1/2" Fabric Vertical Blind collection offers five soft, luxurious, light filtering fabrics at an excellent value. Sewn-in weights are standard and optional PVC backing is available for increased insulation and privacy as well as a uniform outside appearance. Other popular vertical blinds from JustBlinds.com include our 3 1/2" Sheer Vertical Blinds.