This Kérastase Specifique Rehydrating Mask is designed to intensively nourish and restore moisture balance to the hair fiber. It provides deep conditioning, leaving hair feeling soft, manageable, and visibly healthy. Ideal for dry or sensitized scalps and hair requiring deep hydration, this mask works to soothe the scalp while smoothing the lengths. Regular use helps maintain optimal hydration levels, promoting shine and elasticity without weighing the hair down.