Chevy/Gmc Silverado/Sierra 5.8Ft Bed 2014-2015 Hard Tri-Fold Bed Cover 100% Brand New Tonneau Cover with hard Tri-Fold style. Easy Installation NO Tools, No Drilling Required. Item Comes Fully Assembled, Simply Clamp on or off in mins. Reinforced Carbon Fiber offer 100% waterproof and an attractive appearance. Compression Sealed bed cover and secure the inside when tailgate locked. Improves Gas Mileage - Save 10% on Fuel!