The Nioxin’s System 6 Leave-In Scalp and Hair Treatment for Chemically Treated Hair with Progressed Thinning, refresh the scalp and increase your hair volume. This volumizing leave-on treatment foam helps to provide thicker-looking hair by increasing the fullness of each hair strand. Nioxin’s Scalp and Hair Treatment is the final step of the 3-part System, which amplifies hair texture while protecting against breakage. Features and Benefits: - Amplifies hair texture. - Volumizing Leave-on scalp treatment foam for Chemically treated hair with Progressed thinning. - Protect against hair breakage. - Increases the volume of each hair strand. - Contain Nicotinate. - Best results achieved when used 3 steps together. To use: Shake well. Apply on damp hair and scalp up to 9 pumps evenly on the scalp, massage and comb. Style as usual. Do not rinse. Use daily. Use in combination with Nioxin System 6 Cleanser Shampoo and Scalp Therapy Conditioner.