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 and mahogany tones, replenishing warmth and radiance back into dull brown hair. Creamy and nourishing, the colour care treatment contains Buriti Oil to help revive vibrancy, and Almond Butter to nourish and protect. After use, brunette hair looks rich and healthy. Free from parabens, silicone, oxidant and ammonia.