The L'Oréal Professionnel SE Blondifier Mask gives blond hair shine and nourishes it richly. Enriched with Açai berry extract, the application smooths and nourishes the hair fiber, moisturizing and brightening blonde hair. Apply evenly to damp hair washed with Blondifier Shampoo and leave for 3-5 minutes. Rinse thoroughly. In case of contact with eyes, rinse thoroughly.