Rusk Deepshine Smooth Keratin Care Smoothing Shampoo is a gentle cleansing sodium free formula recommended for chemically and color treated hair. Formulated with natural keratin, vitamins and nourishing marine botanicals, Deepshine Smooth Keratin Care Smoothing Shampoo eeps hair smooth and shiny and provides lasting protection during thermal styling. For All Hair Types. Color Safe. Perfect size for traveling.