What it is: A shine controlling, oil-free, water-resistant, complete coverage liquid foundation. What it is formulated to: Hides imperfections, evens out skintone, and mattifies with a non-oily, perfectly powdered finish. The result is flawless and lasts for hours. What else you need to know: Although this foundation provides full coverage, the end result is completely adjustable to fit your needs-a little goes a long way. Research results: Study panel composed of 22 adults (using a 48 hour patch test) showed this product to be non-irritating and non-comedogenic.