Thetford Premium Protect and Shine. Improved – Higher Gloss Formula! Cleans – Polishes – Protects! Quickly restores color and shine to RV’s, trucks, cars & boats. UV blocker so surfaces look better longer. Contains the finest Carnauba Wax. Spray and wipe – No rinsing or buffing! Petroleum free, rubber roof safe; no abrasive or greasy residues.