U-POL Raptor Black Urethane Spray-On Truck Bed Liner Kit w/ FREE Spray Gun, 6 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 and extreme temperatures Waterproof flexible helps deaden sound and vibrations