With two near full-length, side-opening panels, you now have complete open access th your entire bed from both of the DiamondBack 180. This means you can work and play directly out of your truck without having to crawl into the bed to reach stuff. With butterfly doors that run the length of your truck bed, you now have complete open access to your entire bed from both side of your truck. Optional storage bins underneath the access panels keep you and your things organized. Keyed lock handles actuate steel lock rods that keep your equipment secure. A thick neoprene compression gasket around the perimeter and gutters along the hinge points keep water out your bed. Made of aluminum diamond plate, the DiamondBack 180 tonneau cover can't crack, rip or tear like other tonneau covers providing unmatched durability against everyday abuse.