It moisturizes and maintains vibrant brightness of colored hair. ColorPRO Shampoo, without sulphates gently cleanses the hair while respecting the hair fiber weakened during the coloring treatment and gives strength. Hydrolyzed Silk protects and strengthens the hair, making it full-bodied, soft and bright as the keratin, rebuilds the internal structure hair ruined giving volume. Due to its low pH and alkalinity, neutralizes the traces of residual color, prolonging duration. No Sulfates. No Parabens. No Salt. No Silicone.