The Acidic Color Gloss Treatment is a shine treatment that provides instant shine for up to 3 days. Inspired and co-developed by hairstylists, the treatment activates the hair's shine on a molecular level, resulting in 76% shinier hair. Enriched with citric acid and apricot oil, the pH-balancing formula restores the hair's balance after coloring. For healthy-looking hair with shine like never before.