Simply Smooth xtend keratin toning shampoo renews and refreshes faded highlights and ash toned hair, revealing smooth, luminous, shiny hair with intense volume. Formulated with high quality keratin and botanicals, it restores depleted keratin into hair fibers repairing damage, enhancing strength and elasticity and protects hair from future damage which results in improved hair growth. Antioxidants prevent oxidation of the hair fibers which help prevent color fade translating to healthier, younger-looking hair. Simply Smooth xtend keratin toning shampoo is safe on all hair types and is formulated to benfit whether or not a Simply Smooth treatment has been applied. When used after a Simply Smooth treatment, it will prolong its duration. Contains color pigment to prevent color fade and oxidation. Removes the dull yellow in silver hair. Renews and refreshes faded highlights and ash toned hair. Hydrates, adds brilliant shine and volume.