Blocks out more sun than your factory visors. This is the sun visor your motorhome should have had when you bought it! Its 36" drop lets you maximize sun block. Pulls down anywhere you want and stays put until you push it up. Fabric is black nylon/polyester. Housed in a painted black aluminum case. Two year warranty on parts, labor and freight. Ordering tips: To ensure you get the proper coverage for your window, note the following: The visor size is the distance between the outside edges of the mounting brace locations. The fabric width is 2.5" less than the visor size ordered.