K2 ROTON PRO is a gel wheel cleaner with a unique composition. which has acquired the status of a legend due to its exceptionally effective cleaning properties and has become the first choice for those who have ever faced cleaning dirty wheels. It easily copes with road grime or brake pad dust. providing a spectacular spectacle for the eyes. The wheel cleaner turns red when in contact with dirt. proving its effectiveness and allowing you to control the cleaning process. Effective. yet safe for paint. rubber and plastic. It has a neutral pH. It can also be used as a deironizer to remove metal particles from painted surfaces. For heavily soiled surfaces, we recommend using K2 ROTON PRO wheel cleaner with the K2 SCEPTER PRO wheel cleaning brush.