Article continues below advertisementAlessandra Ambrosio nearly popped out of her top while doing yoga.The supermodel, 44, exposed her b------ in a gray tank during a low-impact workout in Ibiza on Wednesday, July 30.Article continues below advertisementSource: @alessandraambrosio/InstagramAlessandra Ambrosio stayed active on vacation with a yoga session.Ambrosio snapped a makeup-free selfie while sipping from a coconut on vacation. She bared her cleavage in a skimpy shirt, accessorized with two thin necklaces.The same day, she shared a streak of scandalous snapshots on Instagram.