In the perfect combination of power and grace, the British gymnast Max Whitlock effortlessly rotates around the pommel horse in a sequence of masterful maneuvers. It is no surprise that the 22-year-old athlete—who nabbed the bronze medal for his pommel horse routine at the 2012 Olympics—executes the exercise flawlessly. But there is one unusual detail: Whitlock completes the entire routine in a two-piece suit, with his performance documented in a short video celebrating the unmatched flexibility and comfort of…