Isaiah Rivera on MSN

How I Jump Higher Than Anyone My Size!

If you want my team to coach you personally to jump higher click here: My name is Isaiah Rivera and I have the highest ...
Jonathan Clark (JClarkTheJUMPER) on MSN

How To Jump Higher off of Two Feet

In this episode, I discuss how to jump higher off of two feet. This episode is brought to you by Dunkademics. Dunkademics' ...