One man has been at the epicenter of the 25 years of rebounder research and discoveries; Dave Hall. As both inventor of the Cellerciser® and world-class trainer, he is well-known as "Mr. Rebounder." His unique trampolines are designed and built to his exacting standards. Dave has perfected the required combination of performance, safety and durability to achieve the many health and fitness benefits of this life-changing exercise. The Dave Hall Cellerciser® is the #1 choice of celebrities, coaches and doctors worldwide.