ball (1078) human (914) balls (371) nuclear (355) hamster (282) sphere (143) spheres (25) zorb (19) zorbs (9) human hamster ball (7)
Reusable 6 ft Human Hamster Ball Zorbs are $699.95
plus shipping/handling (NO SALES TAX unless you are in California)
Here are some videos showing the human hamster ball in action: