The Mac volcanic ash thermal mask a is limited edition Skin Care item from Mac cosmetics. This skin care items from Mac is formulated with volcanic ash sourced from all over the world. Additionally it is infused with natural oils and this ash black facial mask as a result simultaneously deep cleanses and treats the skin including enlarged pores. Simply squeeze some of the Mac volcanic ash thermal mask between your fingers and some warm water and rub together. Instantaneously the mask heats up and the oils embedded deep within your skin pores rise to the surface. simultaneously the natural oils with in this volcanic mask lubricate the skin replace any essential natural oils, thus leaving your skin feeling baby soft and clean. The Mac volcanic ash thermal mask helps keep all skin types moist clean soft dewy and evenly textured. It's a high coveted, discontinued, MAC limited edition skincare product.