XXL Cushion (Level III), 20" Diameter, Blue Bag 9 gallon capacity water tank

9 gallon capacity water tank reduces refill times and increases productivity

spinal stabilization

Extreme low pinhole rate

glass lens

XXL Cushion (Level III), 20" Diameter, Blue Bag 9 gallon capacity water tankWith the Dynair Ballkissen XXL you can feel and train the deeper laying musculature. It's challenging and boosts the performance for everyone to use it, because of the diameter of 50 cm. High level coordination and stability training. Because of a very labile design, it's a great challenge for a much better performance. It is a perfect tool in prevention, therapy or at home. The difference between the Dynair Ballkissen Level VI to Level III and