Suffering from brittle, broken hair? Split ends and damaged strands can stop your hair from growing, leaving the ends snapped and dry. Kérastase Resistance Masque Extentioniste works to nourish your hair from within, leaving it with the fighting strength needed to grow. This intensive hair mask will help to remedy the appearance of split ends, repairing the bonds that make up the hair\'s structure. Using a deep conditioning mask ensures your hair gets the boost it needs to improve its appearance and vitality, while also leaving hair feeling clean and fresh. Kérastase uses the latest in haircare technology to create professional products that remedy common hair issues. This restorative hair treatment contains Creatine R and Maleic Acid to fortify hair and seal the cuticle to leave it feeling soft and manageable, while also replenishing moisture in the scalp. Banish brittle hair using this deep conditioning mask as part of your hair care routine to boost hair elasticity and strength with long-lasting hydration. A luxury treat for your hair that renews and protects, hair is left shiny, smooth and revitalised.