Open pores on the face are one of the biggest skin concerns today — especially for people with oily or combination skin. They make the skin look rough and uneven, and no amount of makeup really hides them. Even worse, open pores attract oil, dirt and pollution, causing blackheads, whiteheads, acne flare-ups and a dull appearance. https://www.vcareskinclinic.com/open-pores-causes-treatments-prevention.php