For an intense pure color result, use rEvolution on pre-lightened hair.Enjoy a fresh look with revolution crazy colors, Rich Purple shade for enjoying a daring look that expresses your personality. With New, Clear formula customizes color intensities can create delicate pastel shades, Ammonia-free formula, Lasts up to 8 washes.How to use:For an intense colour: bleach the hair until reaching the ideal melanin residue according to the final desired colour. Shampoo and apply rEvolution directly to damp hair. Leave in 10-20 minutes depending on the intensity of the colour desired. Emulsify with water, then rinse thoroughly and shampoo. On natural hair: apply rEvolution directly to dry natural hair to add coloured reflections. Leave in 10-40 minutes depending on the intensity of the reflections desired. Emulsify with water, then rinse and shampoo. On coloured hair: apply rEvolution directly to dry coloured hair for enriched reflections. Check the colour every 10-15 minutes until you reach the desired intensity of the reflections. Emulsify with water, then rinse and shampoo. Clear: to achieve a pastel shade, mix in a ratio of at least 5 to 1 (5 parts Clear and 1 part rEvolution colour desired).