ProGuard 1L Covers offer solid protection at the lowest price. The single-layer breathable fabric is great for indoor use. The cover is engineered for basic protection and offers an affordable option for those seeking basic protection from dust, dirt and scratches. 3 year warranty. 1 Layer of protection. Double stitched seams water resistance. Breathability prevents mildew and rotting. Non abrasive interior lining protects Trucks exterior finish. Protects against bird droppings. Protects against tree sap, dust, dirt, and other harmful pollutants. Prevents damage from smog, over spray, tree sap, and bird droppings. Elastic hem cord around the perimeter of the cover ensures a snug custom fit. Free storage pouch and antenna patch included. Installs easily in under 60 seconds.