HAIR TYPE: Damaged Hair / This moisturizing treatment features Redken's exclusive formula for the care of damaged or over-processed hair. This acid hydration concentrate restores the surface of damaged hair, achieving a visible and effective improvement. It is a product which hydrates and nourishes the hair, restoring the manageability and softness that the hair has lost during the different treatments it has undergone. In addition, its composition helps seal the cuticle, condition the hair and prevent frizz.