U-POL Raptor Black Urethane Spray-On Truck Bed Liner Kit with included Roller, Tray & Brush, 4 Liters Easy to use: TINT- ADD hardener - SHAKE - SPRAY Enough material to re-spray the largest truck beds Abrasion and Stain Resistant Protects against rust corrosion salt damp & extreme temperatures Waterproof flexible helps deaden sound & vibrations