Kérastase Première Masque Filler Réparateur, 200 ml, Hair Masks for Women, Put an end to brittle hair thanks to a nourishing and regenerating mask  Hair damage is most commonly caused by calcium, which builds up on your hair after every wash. As a result it destroys keratin bonds, resulting in weakened, dull and brittle hair. That’s exactly what the Kérastase Première repair mask will tackle.  It’s formulated with glycine, which penetrates the hair fibre and regenerates it thoroughly. Peptide chains then seal the surface of the hair. Your hair will be strong and glossy again, regaining lost hydration and shine without being predisposed to breakages. The mask will also delight your senses with its summery citrus and floral fragrance.  Characteristics: restores and strengthens the structure of the hair fibre, seals its surface  reduces the risk of breakages by up to 98% according to an instrumental test  boosts shine, restores hydration and strength leaves hair healthy, strong and beautiful makes hair easier to detangle  has a rich creamy texture suitable for damaged hair Fragrance of the Kérastase Première mask: top notes: mandarin, citrus heart notes: jasmine, orange blossom base notes: wood Ingredients: glycine – penetrates the inner structure of the hair and restores damaged keratin bonds, reduces breakages peptides – fill in the surface of the hair sulphate-free  How to apply: Apply the Kérastase Première mask evenly to washed and towel-dried hair. Massage it into the lengths and ends, leave on for 5 minutes and then rinse. Use the mask twice a week for optimal results. Notino tip: For maximum benefits, use the mask alongside other products from the Kérastase Première range. First, apply the Kérastase Première pre-shampoo treatment, followed by the Kérastase Première shampoo to boost strength and shine.