Rugged Liner E-Series Soft Folding Truck Bed Tonneau Cover 2004 to 2008 ford f-150 pickup - 5.5 Foot bed Easy on or off in less than three minutes - patented quick clamp system Completely assembled in the box - no loose parts and no tools required Tri fold design, drive with the cover in the open or closed position Tailgate lock provides additional security and sleek appearance improves fuel economy