Kérastase Masque Hydra-Apaisant is a deep-acting treatment that soothes and moisturizes the scalp. Perfect for all hair types and for treating sensitive scalps. The scalp feels refreshed and the hair becomes supple. - Balances the scalp and nourishes it - Gives the scalp a cool feeling and relieves itching. - Makes the hair soft and airy and keeps the hair fibers elastic - Antioxidant that promotes a healthy scalp