Prep+Prime Skin Refined Zone Treatment by MAC Cosmetics is specifically formulated to address the needs of problem areas on the skin. This treatment works to refine the appearance of skin texture, targeting enlarged pores and surface imperfections. Ideal for use as a targeted step in your daily skincare regimen, it creates a smoother canvas, enhancing the look and wear of subsequent makeup application or simply offering a refined bare-skin finish. Its specialized formula is designed for precision application on zones prone to congestion and shine.