Lund s Genesis Tri-Fold Tonneau Cover is a low profile highly durable folding bed cover. This tonneau gives you the protection and functionality you need and also provides your truck with a sleek low profile look. This cover improves the overall aerodynamics of your truck reducing drag and increasing fuel economy and folds up in seconds allowing complete access to the truck bed. Its durable aluminum rails and bows are black powder coated for maximum durability and a stylish look. Pre-assembled design allows for quick and easy no-drill installation in minutes. Protected by a limited lifetime warranty.