Jon Jones a professional shot putter for team USA, 6x div 1 all American, 2015 div 1 national champion, 5th at 2015 Pan-American games, 2015 NACAC senior champion, 5th at 2016 indoor world championships, 2017 USA indoor champion.
"I'm very pragmatic, I do things just if they make sense to me. I was skeptical when people told me that FL chalk is better. I doubt everything first before the difference is proven. So I did a test on the same boulders, the same day with different types of chalk. I got convinced. FrictionLabs chalk really does make a difference." Photo: Becoming 9a+/5.15a by Chris Hanke
