Tonno Pro Tonno Fold 42-109 TRI-FOLD Truck Bed Tonneau Cover 2014-2018 Chevrolet Silverado/GMC Sierra 1500, 2015-2018 Silverado 2500, 3500/GMC Sierra 2500 HD, 3500 | Fits 5.8' Bed Double sided tear-resistant marine grade vinyl with our proprietary black textured finish is the highest standard in the industry Comes completely assembled and installs in less than 10 minutes Patented slide-lock design and E-Z clamping system provides tension and security to the cover; Snap clip style fastening system allows for safe and easy storage in the open position Weather tight Q-seal gasket and front flap keep your truck bed dry; Low profile design may result in up to 10% in gas savings Includes SureSeal Tailgate Seal, Tonno Torch Detachable LED Bed Light, Pro Clean Multi-purpose Vinyl Ceaner, and Pro Gloves; Features a Limited Lifetime Warranty