Because of the cold airless virtual vacuum that he will be jumping into where the pressure will be 1% the air pressure on Earth, he will be protected by a spacesuit and helmet. The further down he falls the denser the atmosphere will get until his body slows down enough for him to pull the parachutes main cord.
Red Bull is sponsoring the jump and it will be carried live in a webcast on the internet. That means it could be either one cool jump or one gruesome video all in front of millions of viewers. **I’LL POST THE SITE WHEN I AM SURE WHAT IT IS!**