L'Oreal Professionnel Blondifier Professional Conditioner is formulated to maintain and enhance blonde hair. It works to nourish and smooth sensitized hair fiber, leaving blonde tones bright and vibrant. Use after shampooing on damp hair, gently applying from mid-lengths to ends. Allow it to work for a few minutes before rinsing thoroughly. It is ideal for professionals seeking optimized care for lightened or highlighted hair.