Man doing BMX bike stunts is about 15 feet off the ground and upside down having just launched off of the bike ramp. He's doing a hands-free back flip on his bike and both arms are outstretched to his sides as bike and rider rotate backwards through the air.
https://files.sfba.social/media_attachments/files/116/953/688/663/780/427/original/103bedca9d53a66a.jpg