Eastwood\'s durable Rubberized Undercoating stands up to the most extreme conditions and protects your vehicle from rust, road salt and corrosion. Adheres easily to metal and fiberglass surfaces, and can be top-coated with most paints. Also reduces road noise. Perfect for wheel wells. Dries fast, stays flexible. 18-oz. aerosol covers up to 7 square feet. Durable Rubberized Undercoating protects your car\'s underside against rust Features at a glance: Prevent rust and corrosion Tough, flexible film Adheres easily to metal and fiberglass May be painted