Benefits This light, exceptionally nourishing care leaves hair feeling soft, silky and exceptionally light. Application After using Bain Satin 1, massage Lait Vital onto the mid-lengths and ends. Wait a few minutes, emulsify, then rinse thoroughly. Technology IRISOME COMPLEX: New powerful nutrition with exceptional Iris, chosen amongst thousands of plants. Containing the most complete reserve of antioxidants, this ground-breaking formula nourishes the hair remarkably, for longer..