Posture Cushion - SIT FIT
The 36cm Sissel SITFIT is an air posture aid that offers comfort and relief to the user, simultaneously exercising the muscles of the back and pelvic area.
It can also be used during physical activity, to exercise the muscles of the legs and feet (recommendations in the poster included with the product).
SITFIT is individually adjustable and can change the pressure of the cushion, with the help of the valve.