For hair that is noticeably thinning hair Nioxin have developed a solution tailored to you. The Nioxin System Kit 4 for Fine Coloured Hair is a 3 step program that has been specially formulated to strengthen and thicken each individual hair strand to prevent breakages. CLEANSER: Apply ON wet hair, gently massage into scalp and hair. Lather 1 minute. Rinse thoroughly. Use daily. SCALP REVITALISER: After cleansing, distribute onto scalp and throughout the hair. Leave on 13 minutes. Rinse well. SCALP TREATMENT: Apply directly to entire scalp. Gently massage into scalp. Do not rinse. May cause temporary redness to scalp skin after application.