It is equipped on one side with round, gentle Senso® nubs for additional stimulation of the foot reflex zones, and on the other side with the popular , silky smooth classic design. Disc pressure and comfort level can be adjusted to the user's desired pressure with pump and needle valve. Its large diameter provides for training in a hip-width stance, making possible axially correct exercises and therapeutic work to improve joint stability, coordination and balance. Pump included. Level 3 is recommended for therapy, rehabilitation or at home. Level 4 is recommended for professional athletes, high level coordination and stability training.

Dimensions: 20" Diameter x 6" Height