Kérastase Elixir Ultime L’Huile Légère, 100 ml, Classic Hair Oils for Women, The Kérastase Elixir Ultime leave-in treatment gives your hair everything it needs after washing. Characteristics: provides hydration and nourishment for your hair improves the quality of the structure of your hair prevents split ends leaves hair beautifully shiny and full of vitality makes hair velvety smooth tames unruly hair makes hair smell great How to use: Apply to towel-dried hair. Do not rinse. Comb. Style your hair as usual.