Kérastase Nutritive Irisome Bain Satin 2 is a stronger formula for sensitised hair, that nourishes to regain softness and lightness from root to tip. Complete with a groud breaking formula of antioxidants for deep nutrition, the hair is also cleansed from any residue. To complete your hair routine, finish with the Kérastase Elixir Ultime Original Hair, use the iconic Kérastase hair oil by taking a pea-sized amount and warm between your palms. Run through the mid-lengths and ends using your hands, for the ultimate finisher, and enjoy glossier, shinier, softer hair.