This totally unique colour range is the first to use botanical pigments to give intense and vibrant colour. Formulated with botanical properties that date back to ancient times, the nourishing formula acts deep within each hair fiber to protect and nourish whilst providing radiance and depth. Perfect for covering grey hair, this treatment and colour hybrid applies smoothly and effortlessly to transform dull hair. Available in 14 natural colours. Directions For Use A patch test is advised before use. Apply to dry, unwashed hair.1. To hair that has never been color-treated in the past : apply the mixture at the roots, and comb the remainder of the product through your hair. Leave on for 30 minutes.2. To already colored hair, when natural color shows at the roots : apply the mixture at the roots only and leave on for 20 minutes. Then, comb the remainder of the product through your hair and leave on for 10 minutes.After application time, pour a small amount of lukewarm water on hair and rinse thoroughly until water runs clear.