The acrobat shoes is obtained from the Balthazar Beauregard's Big Top Bonanza Distraction and Diversion.
It is rewarded to players who earn between 501 and 1,000 points in any of the circus performances. If players lose this item, they can talk to Balthazar Beauregard to obtain it.
If players score between 501 and 1,000 points, they will always get the shoes first, followed by the pants, shirt, and hood. Upon completion of a set, it becomes available as a cosmetic override in the Customisation interface. Players will receive the Firemaker's costume after they have collected all 4 items and they score within 501-1,000 points.