With this handy Tunturi balance cushion you are sure to have a good balance sheet and strong muscles! Sit down on the wobbly pillow to get a good sitting posture, or use it for seated or standing yoga exercises. By sitting or standing on the wobbly cushion, your body is constantly and unconsciously looking for the right balance. As a result, you train your back and leg muscles and improve your balance, concentration, coordination and blood circulation. The Air Stepper Path is filled with air and you can pump it as much as you like.