L'Oreal Professional Power Kera-Recharge Expert Serie is a Hair Treatment Dose for damaged and weakened hair. It restores the strength of the hair and restructures the hair fiber bringing softness, suppleness and shine. Pro-Keratin brings back the loss of inner substance in the hair, reinforcing and strengthening the weakened hair fibers. Day after day, the defense shield wrapping the hair fibers gets stronger against external aggressions. Direction to use: Spray the treatment onto shampooed, towel-dried. After applying massage into the hair and rinse thoroughly.L'Oreal