Once rust forms, it never stops. Undercoating In A Can is the premier brand of rustproofing coating products to stop rust and corrosion in its tracks. What started with the original Undercoating-In-A-Can, Black Wax which was a premium industrial-strength, solvent-based wax formula that was packaged into convenient to use aerosol cans for the "Do It Yourself-er" has grown into a line of trusted corrosion preventatives to meet a multitude of applications and industry needs. Perfect for a wide range of vehicles including cars and automobiles to trucks, trailers, and more. From wax coatings to rubberized coatings to hard coatings in a variety of container sizes to fit all size customers big and small, Undercoating In A Can has you covered. Treat your vehicle with the best.