Two-step resurfacing treatment that immediately reverses the look of skin aging with the highest concentration of actives that you can purchase without a prescription. Step 1: Helps detoxify the skin and prepare it for the application of the exfoliating acids. Step 2: Delivers a complex of powerful, yet non-irritating Glycolic and other AHA acids to slough away dead skin cells for an intensive exfoliating experience that offers optimal skin renewal.