Kérastase Chroma Absolu Masque AUTHENTIC Sealed New Box - gift from colorist Kerastase Chroma Absolu Masque Filler is an anti-porosity deep filling mask that treats sensitized or damaged color-treated hair. The mask deeply hydrates and strengthens the hair fiber while working to prevent visible signs of chemical damage, such as increased fiber porosity, color-induced frizz and hair oxidation. Masque is enriched with Kerastase's first multi-repair acid care that reinforces weak hair and rebuilds the fiber from the inside out while soothing and nourishing color-treated hair. This anti-porosity mask has creamy yet lightweight consistency, which adapts perfectly to medium and thick hair types leaving it softer, smoother, and with an intense shine finish. Amino Acid: Reinforces weak hair and rebuilds the fiber from the inside out. Centella Asiatica: Flowering plant with soothing and recovery properties.