Purify your skin with the pure clay purity face mask. For your purest, cleanest, brightest skin. Purity Mask. Pure Clay Your Way L’Oréal Paris’ Pure Clay range brings you our latest innovation in skincare. Made up of three powerful clays to remove impurities and let your skin breathe. Purity Mask Enriched with Eucalyptus extract, known for its purifying properties. The creamy texture works deep into the pores, leaving skin purified and matte-looking, without drying it out. Smooth the face mask onto your skin and let it work deep into your pores, leaving you feeling refreshed and revitalised.