4X color-safe hydration and +90% vibrancy instantly vs. untreated hair.Live in vibrant color with amplified vibrance and shine that enhances the look of color-treated hair. Formulated with our PRO ColorShield technology, this pigment-preserving shampoo, free of sulfate cleansers, protects hair color from fading. Plus, it helps smoothe + seal the cuticle for luminous, locked-in color.