Rejuvenate your brown hair with the Christophe Robin Shade Variation Mask in ' Ash Brown', a nourishing hair mask that works to restore the warmth back into colour-treated, highlighted or naturally brunette hair. Neutralising the effects of oxidation, the deeply nourishing mask helps to eliminate unwanted red & mahogany tones, replenishing warmth & radiance back into dull brown hair. Creamy & nourishing, the colour care treatment contains Buriti Oil to help revive vibrancy, & Almond Butter to nourish & protect. After use, brunette hair looks rich & healthy. Free from parabens, silicone, oxidant & ammonia.