Designed for: for color treated structurally weak or damaged hair. Benefits: * hair is nourished and hydrated, leaving it instantly smoother, shinier and more vibrant. With continued use, hair's strength, elasticity and resiliency are restored. Hair color is protected from fading that can be caused by environmental stresses and structural damage. K Pak color therapy is the first hair care system formulated to preserve color by addressing the. Layer, hair's first line of defense against damage and color loss. Doubles the life of hair color’s vibrancy » repairs and strengthens damaged hair » reduces breakage by 65% after just one use » instantly increases shine by nearly 50%