Appropriate for all skin types, and is an effective treatment for devitalized, congested, and hyperpigmented skins. Formulated with Hydrogen Peroxide derivatives, this mask reoxygenates the skin, allowing it to breathe; purifying, decongesting, and clarifying the skin. Tioxolone (rich in organic sulfur) aids in the deep cleansing of clogged pores and impurities. In its gel form, OXYGEN FINISHING MASK cools and soothes, renewing vitality to the skin. 2.5 oz. Natura Bisse Women's Oxygen Mask A great designer gift. Shop Natura Bisse at Barneys New York.