The Nioxin Cleanser 5 for Medium Thick Natural & Coloured Hair an ideal cleansing product, which helps to nourish & fortify hair, leaving it thicker. This cleanser also helps remove build up of environmental pollutants, resulting it wonderfully clean & fresh hair. Nioxin customised technology has been formulated to be tailored your exact needs. This Nioxin Cleanser 5 for Medium Thick Natural & Coloured Hair is step 1 to transform your look & refresh your scalp & hair. Directions of use: Apply to wet hair. Gently massage into scalp & hair. Lather & rinse.