Kamagon Exercise Ball, Red 14-Inch with workout DVD Exceeds all ASTM F2236-09a and

Exceeds all ASTM F2236-09a and CPSIA requirements

and other portable devices

and move around on its own in autonomous mode

awesomely quick

Heavy Gauge PVC for Long Lasting Use

Kamagon Exercise Ball, Red 14-Inch with workout DVD Exceeds all ASTM F2236-09a andIntensify your next workout using the Kamagon Ball's patented Hydro Inertia technology. The use of fluid resistance wakes up more muscle fibers than traditional, static weight training using the same amount of resistance. The Kamagon Ball is a unique core stability product that bridges a necessary gap in the functional training market. Fill the Kamagon Ball with water to adjust the weight and create a "hydro inertia" that uses a greater number of