If you want me to coach you personally to jump higher click here: If you want a FREE week of jump training click here: My name is Isaiah Rivera and I have the highest officially tested vertical on the ...

SHOUT OUT TO VCFOUR3.. he provided the basics for this idea. i got a LOT more stupid creative dunks. but w.e lol. i'll put up a vid tomorow announcing the facebook low rim challenge. LOW RIM CHALLENGE ...