CleanerCar Non-Acid Wheel Cleaner is designed to clean even the dirtiest of wheels. It is completely acid free. It contains a powerful blend of cleaning agents and degreasers to separate the brake dust and road dirt from the wheels without the need to be acidic. It is designed to make cleaning your wheels as effortless as possible. CleanerCar Pro Range – Non-Acidic Wheel Cleaner is an acid free cleaner so is incredibly safe for most wheels, but we recommend checking in an inconspicuous area if you’re unsure.