Thirsty & mistreated by extreme conditions, your skin feels tight & has developed premature lines. To help restore your skin's youthful look, Clarins has formulated this intensive, replenishing serum. Thanks to its double formula, including both oil & water soluble ingredients, intensive serum Bi-Phase can combine the most powerful hydrating ingredients discovered by Clarins research to restore skin comfort, radiance & a softer, plumper look. Invisible & comfortable this Bi-Phase serum helps restore a more youthful looking appearance to dehydrated skin. Formulated For Asian Skins. Apply this Bi-Phase serum morning and/or evening, year long or for a limited time. Smooth onto the face & neck before applying the Hydra Quench moisturiser adapted to your skin type.