Nioxin Diameter System 3 Scalp & Hair Treatment

Brand new in box Nioxin Diameter System 3 Scalp & Hair Treatment - Colored Hair, Light Thinning, Color Safe Step 3 of 3D Care System Kit 3. Specially designed for colored hair with light thinning. Developed with Transactive Delivery System 2.0 to provide thicker hair. Increases the fullness of each hair strand. Hair appears thicker & denser-looking with vibrant color. To use: Shake well before use. Apply evenly to the entire scalp. No need to rinse.