Nourish and strengthen your grey or blonde hair with Blond Absolu Masque Ultra-Violet by Kérastase, a purple hair mask. Containing special Ultra Violet Neutralizers, it works to neutralize brassy and yellow undertones, for a cool, bright blonde or silver color. Think of it as skincare for your hair. With its rich, ultraviolet cream texture, this Hyaluronic Acid hair mask deeply reconstructs hair. It also contains Edelweiss Flowers Extract, and the two ingredients act together to nourish and restore the fiber of grey, white, silver or bleached hair. Your hair color is evenly bright, the tone is cool and natural shine is restored. Hair is +91% hydrated*.