Kerastase Masque Ultra-Violet is a specialized hair mask formulated for blonde, lightened, and grey hair. Enriched with Hyaluronic Acid and Edelweiss flower, this purple-tinted treatment helps neutralize brassiness while providing deep nourishment and hydration. Key features: • Neutralizes yellow and brassy tones • Contains Hyaluronic Acid for hydration • Enriched with Edelweiss flower extract • Deep conditioning treatment • Specifically formulated for blonde and lightened hair • Purple-tinted formula This 200ml mask is part of the Blond Absolu line by Kerastase, designed to maintain and enhance blonde, lightened or grey hair. The purple pigments help counteract unwanted warm tones while the nourishing formula helps strengthen and protect color-treated hair. For best results, use after shampooing with Bain Ultra-Violet purple shampoo.