The Nutritive Deep Nourishing Mask by Kérastase is an intensive treatment of 200 ml dedicated to fine and normal to very dry hair. Formulated to infuse deep hydration, it makes the hair soft, elastic, and visibly healthier. Thanks to its nourishing ingredients, it repairs the hair fiber and provides a restructuring effect without weighing it down, giving natural volume and shine. Ideal for revitalizing weakened hair, it is a valuable ally for una professional care at home.