Motul Wheel Clean + SpecificationsMotul Wheel Clean + effectively removes dirt grease oil and brake pad dust residues. This new formula has been designed to be both more practical and more effective than its predecessor: it contains a ferrous decontaminant that turns red on contact with brake dust its active foam offers perfect adhesion to the surface its pH 7 is truly compatible with all wheels and its degreasing power and shine after washing are far superior.User InstructionsSpray the product onto cold rims 20 cm from the surfaces to be treated. Leave for 3 minutes without letting the product dry. The formula turns red on contact with brake dust. If necessary use the Motul wheel brush on heavily soiled hard-to-reach areas. Rinse thoroughly with clean water.