The Truxedo Truck Luggage Saddlebag Cargo Bag is custom designed to fit in your truck. It can be used on any open-rail truck be. It is installed to the rails of your truck bed cover. There are two cargo levels, a lower level of pockets that are zippered and outer pockets for quick access to your gear. These bags come with heavy-duty plastic inserts to help ensure a long life for the bags. These bags are made with commercial grade fabric that will ensure a long life and this helps them be weather resistant. As with most Truxedo products the Saddlebags have easy no-drill installation and are made in USA.