APRIL ANNUAL RUSTPROOFING is a premium quality automobile rustproofing made with 100% pure virgin base oil and APRIL NANO 1™ lubricant technology for unsurpassed metal penetration, adherence and protection. Suitable for both new and used vehicles. Does not drip, crack, damage rubber or vinyl, and has a pleasant vanilla scent. Vehicles must be clean and dry, product must be stirred before using and applied with an air pressure spray gun. Do not apply to fiberglass. Use only in well ventilated areas away from sources of ignition. Available in amber (interior) and black (exterior).