Decon SprayJohns 360 Decon Spray removes old waxes and oils that may be present on the surface of your vehicles finish. It is designed to prepare surfaces and ensure proper adhesion for ceramic coatings, waxes, or sealants. It can also be used between polishing steps to reveal defects such as scratches or marring. For best results, completely clean your vehicle with Johns 360 Concentrated XP Foaming Soap or Johns 360 Waterless Car Wash before applying.