Just as her Coast music video was about to launch, Hailee Steinfeld was flaunting her tight abs in a retro bikini on Instagram on November 11. The singer/actress shared a trio of mirror selfies of the '70s-inspired look, which hails straight from the beachy music vid along with a couple of just-as-striking others.
Her BTS snaps went viral, and deservedly so: the eye-popping fashion aside, each photo was chock-full of chiseled curves and sexy vibes.
Scroll to take a peek!