Dupli-Color Bed Armor; Do-It-Yourself Truck Bed Liner is a water-based, rubberized polyurethane coating. It is ideal for protecting truck beds, and all other metal, aluminum, fiberglass, and wood surfaces. This special formulation won't chip, fade, or flake and has a textured, black satin finish that provides the ultimate in truck bed protection. Product Features: Do-It-Yourself Truck Bed Liner, Easy To Use Water-Based Polyurethane Coating , Durable And Rubberized Finish Extends Bed Life, Impact Resistant Finish Won't Flake, Chip, Or Peel and can be used on Metal, Wood, Fiberglass, and Concrete., No Recoat Window, Allow To Cure 48 Hours Before Heavy-Duty Use, Use To Cut In Hard To Reach Areas Or For Touch Up