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.
THE JUMP MANUAL: The only program that targets every facet of vertical explosion. Effectively training every aspect of vertical jump is the only way to maximize your vertical jump explosion.
All testimonials are 100 % verifiable. I can put you in contact with real athletes who have gained 10 - 25 inches from this program. We are listed on several online better business agencies, and must maintain standards of honesty and customer satisfaction.