The Kérastase Resistance Therapiste Shampoo and Masque Duo is all you need to bring life back to your damaged, brittle hair. The innovative jelly-like shampoo with FIBRA-KAP formula repairs hair from the inside. Hair is strengthened with keratin associated proteins (KAPs) and hydrated with an advanced blend of essential nutrients. Split ends are minimised and hair feels and looks smoother and healthier. Kérastase Resistance Therapiste Masque will complete the process of reconstructing your extremely dry and fragile hair to make it stronger and more resilient. Apply to towel-dried, damp hair, paying attention to the ends and ensuring you thoroughly coat each strand. After just 5 to 10 minutes, this velvety hair mask with its FIBRA-KAP formula is able to permeate the hair and seal in moisture. Over-processed and damaged hair is nourished with six amino acids to replenish protein and transform your thick and dry hair, leaving it shiny and soft to the touch. Use together for optimum results to protect and hydrate every strand of hair. Thick, damaged hair can finally look glossy, sleek and effortlessly beautiful.