Stock up and save with Kérastase Masque Thérapiste 200ml Double value pack. Kérastase Masque Thérapiste is a rich, repairing hair treatment for very damaged, over-processed hair - Ideal for thick hair. The unique butter texture envelops hair fibre with a repairing blend to act as a bandage for a nourished, healthy result. Erosion Levels 3-4. Key Ingredients: FIBRA-KAP™ (Keratin Associated Proteins) - KAP make up 50-60% of hair's structure. When hair is damaged, these proteins are lost. Fibra-KAP is a powerful complex to restore missing proteins and restore strength to hair fibre Sève de Résurrection - The resurrection plant that can survive extreme conditions (of dryness and dehydration) and has the capability to resurrect itself after 10 years of near death “Kerastase is the holy grail of haircare…this is one of your five a day.” - VOGUE