4D PRO Bungee Fitness | THIS is the Original, folks!
In 2011, Dr. Homayun Gharavi (MD,PHD) developed the 4D PRO® Bungee Trainer, an elastic training device that combines strength with flexibility.
4D PRO bungee training is a serious workout, with which everyone - from the less trained to the professional sportsman - sees success quickly. Though originally created to rehabilitate top-level athletes, today 4D PRO is used by fitness enthusiasts in gym chains and training facilities around the globe.