This folding tonneau cover sits on top of the bed rail, requiring no drilling or other special tools. Each fold is narrower than the tri-fold cover. The quad fold tonneau cover will offer more space to a really huge item when loading with the cover folded. Features: ? Security. When transporting valuable items, a tonneau cover can help to protect them from theft. OEDRO tonneau covers are hard and difficult to break into. They are feature secure locking mechanisms. tonneau cover keeps the goods out of sight, and potential thieves will not know what is in the truck bed. ? Protection from Damage. Tonneau cover protects items from damage by the elements. During bad weather, such as rainy or snowy days, a tonneau cover can help shield the goods being hauled. The cover also offers protection from other elements such as wind, dust, and others. ? Better Gas Mileage Performance. Tonneau cover helps to reduce the drag. That, in, turn means less power to move the vehicle, and reduced fuel consumption. ? It Holds Things in Place. It is not uncommon for items to shift in a truck bed, sometimes even fly off when the vehicle is speeding on a highway. A bed cover can easily prevent that. By keeping everything in its place, saves the truck owner the loss that may result from things knocking against others, or spilling on the road and getting damaged or lost. ? Enhanced Aesthetics. OEDRO tonneau cover can provide a neat, clean look. Drivers with beds that are old, rusty, or otherwise dinged up can easily cover up the damage with a quality truck bed cover that keeps all of your possessions hidden from view. Fitment: Compatible with : 2015-2023 Ford F-150 | Styleside 6.6' Bed. Specification: Brand: OEDRO. Material: Marine Grade Vinyl. Color: Black. Type: Quad Fold. Placement on Vehicle: Upper. Package Included: Tonneau Cover: x1. Accessory Set: x1. Instruction Manual: x1. Warranty: Warranty: 2-Year.