The BAKFlip FiberMax is an aluminum hard folding truck bed cover with an FRP (Fiberglass Reinforced Polymer) surface, making the cover dent, scuff and ding resistant, as well as cooler to the touch. Its tough aluminum substructure, robust hinge design and patented slam latch system make the FiberMax an easy-to-use, dependable cover that is built to last.\nBAKFlip FiberMax Hard Folding Truck Bed Cover - 2017-2021 Ford F-250/350/450 8' 2 Bed\n2017-2021 Ford F-250 Super Duty 98.1 Bed, 2017-2021 Ford F-350 Super Duty 98.1 Bed