Togu dynaswing balance trainer, 34″ diameter x 22″, red the new dynaswing is a balance trainer and fitness ball in one. It allows for exciting training exercises while its stable and wooden ground plate provides safety. Movements and vibrations are transferred to the body and the device giving a direct feedback. Users can perform standing and balancing exercises more safely on this device, which is a further development of the popular dynair ballkissen and pendelball. For beginners assistance is still recommended. The dynaswing features a plug valve and can be easily inflated or deflated. 330lb/150kg weight capacity.