The Solid Fold 2.0 Toolbox Tonneau by Extang provides the best in weather and UV protection while still allowing for instant cargo access. It is designed for full size trucks with 6 1/2 Foot and 8 foot bed lengths and will match up to most 18 to 20 Inch standard toolboxes. The Solid Fold 2.0 Toolbox Tonneau comes equipped with a mountain rail that permits quick installation along with a watertight seal up against the toolbox. It is made of heavy duty automotive grade EnduraShield skins with a Polypropylene core for the ultimate in dent and UV resistance. The lightweight design and easy to use clamping system makes this tonneau cover our most versatile cover yet. Product Features:Lockable Using Tailgate Handle LockLightweight, 1 Inch Thick Panels Made Of Automotive Grade EnduraShield Skins With A Polypropylene Core For The Ultimate In Dent And UV ResistanceFeatures A Black Matte Finish And Textured, Powder Coated Aluminum Frames And Hinges For Extra Wear Resistance And ProtectionPatented L Channel Design And Adjustable Sealing System Easily Bridges The Toolbox To Tonneau Gap For A Perfect Fit And Rain DrainageLimited 3 Year Warranty