Product Overview Take care of your hair in the sun with Kérastase's leave-in, anti-photo degradation sun care treatment. Formulated with micro-diffused UV defence protection, it is ideal for coloured hair with low to medium sensitivity. Benefits Ensure your hair is soft, supple & smooth with this sun care treatment. It provides long-lasting shine, enhances colour radiance & leaves hair feeling gorgeously natural. Key Technology Benefit from an effective anti-photo degradation effect with our innovative Photo-Défense Filter technology, formulated by experts to provide the best possible results.