⭐️NEW⭐️ Nioxin - System 4 Color Safe Shampoo & Conditioner Set, 10 fl Oz Each NEW, WITH BOX. The Nioxin System 4 Hair System Kit is specifically designed for color-treated hair with progressed thinning. It provides a comprehensive approach to scalp and hair health, aiming to improve hair texture, reduce breakage, and deliver thicker, fuller-looking hair. The kit includes Two (2) essential components: 1- 10.1 oz Cleanser Shampoo: Removes buildup, excess sebum, and environmental residues from the scalp and hair. 1-10.1 oz Scalp Therapy Conditioner: Hydrates and strengthens the hair