Derma Purifying System 4 Cleanser Shampoo (Colored Hair, Progressed Thinning, Color Safe)

A purifying shampoo for colored hair with progressed thinning Works as the first hair care step of the 3-Part treatment Helps strengthen hair structure to prepare scalp & hair for a full thickening treatment Contains Pro-Shield technology for increased color protection & endurance Glyco-Shield technology removes sebum, fatty acids & dirt from scalp & hair Deeply cleanses scalp & hair to help hair grow thicker & fuller