Jewelultra Carbon Class Shampoo has been scientifically tested¬† to preserve the finish and appearance of your vehicle. It contains special additional ingredients which form a glossy water-repellent barrier. Carbon Class Shampoo also protects and extends the effect of the Carbon Class Paint Protection and is also an excellent preserver of other waxes and polishes. It will remove traffic film without harming the polished paintwork and trim. pH neutral.