Bestop 76307-35 Black Diamond Supertop for Truck Bed Cover for 1999-2017 Ford F-250/F-350, 6.75' bed Uses same premium fabric as our Supertop for Jeep CJ and Wrangler with zip-out side panels; optional tinted window kits available Improved frame and hardware for easier installation and operation Uses Bestop's original BeltRail attachment system for secure mounting Supertop for Truck designed for both protection of cargo in the bed, but with easy collapsibility of convertible top. Stain And Mildew Resistance Durable Stretch Fabric Two-year limited warranty