Prep. Set. SUPERCHARGE. Prep skin. set liquid and powder makeup. and enhance its performance all day—while supercharging your complexion—with Continuous Prep & Set Mist . Our original. #1 best-selling mist gets amped up with ceramides known to hydrate. nourish. and strengthen the skin's barrier. electrolytes known to help enhance moisture for a healthy glow; and antioxidants known for boosting elasticity. The continuous. air-powered spray provides a micro-fine. even. controlled application with a naturally radiant finish every time.