the-jump-manual.blogspot.com The Jump Manual is an "all in one" vertical jump training software that provides you everything you need in order to achieve your maximum vertical jump and quickness. The Jump Manual is compatible with all computer platforms, Windows, Mac, Linux.
My (5'7)brother jumping over my (5'2)sister and alsowent on to do it 2 more times with her not croutching like she did in this video He can also dunk ^^.
