Thinning hair can be a stressful problem especially if you have very fine, thin hair which is notable for being weak and prone to breakage. Nioxin Cleanser System 1 has been specially designed for thin to normal, natural hair. It amplifies the hair texture, strengthening the hair whilst protecting hair from damage and breakage, leaving scalp refreshed and hair with a natural, radiant and healthy shine. Step 2 of 3D Care System Kit 6 Specially designed for chemically-treated hair with progressed thinning Formulated with Smooth Plex to provide moisture balance & smoothing control Hair appears thicker & fuller looking To use: Apply from scalp to ends. Leave in for 1-3 minutes. Rinse well