iS Clinical Active Peel System polishes and revitalizes skin. This two-step treatment system is designed to use every other day, helping to improve the appearance of skin tone and texture, resulting in a smooth, hydrated, and more youthful-looking complexion. Each step is expertly formulated for its own purpose, and together they provide both rapid and long-term results. Step 1: Produces a cool tingling sensation that exfoliates the skin with salicylic acid and enzymes. Step 2: Intensely hydrates and infuses skin with a proprietary botanical Extremozyme technology, along with peptides.