Article continues below advertisementHailey Bieber is keeping it real!The 28-year-old model snapped a mirror selfie that showed off her toned tummy in a cute gingham crop top and black pants. She posted the pic to her Instagram Story just days after opening up about a frustrating skin flare-up on July 18.Article continues below advertisementIn the close-up shot, the Rhode founder looked fresh-faced and confident as she posed on what seemed to be a yacht deck. Her glowing complexion, barely-there makeup and visible freckles highlighted her signature effortless beauty.