Garnier self heating sauna mask that purifies skin deeply for up to 7 days. Decription : The formula generates a self-heating action on contact with the skin. Specially developed with clay and Zinc, it works impurities and excess sebum to unclog pores and refine skin texture. Your skin feels deeply cleansed and looks shine-free. It feels purifired for up to 7 days. How to use : Apply gently on the T-Zone (forehead, nose and chin). Leave for 3 minutes, then rinse off. Suitable for the oily to combination skin. Use once or twice every week.