This stool scores first and foremost with its high degree of ergonomics When sitting on the 40.0 cm wide, round-shaped seat of this stool, your pelvis is automatically straightened, the intervertebral discs are thus relieved and your spine is brought into its natural S-shape. Thanks to stepless seat height adjustment with top lift, you can adjust the height of the stool in the range 42 0 - 55 0 cm completely to your personal needs and your desk The special feature of this stool is the rubber tire, on which the stable base is mounted This tire brings a completely new way of sitting To determine the lateral deflection itself, you can adjust it with the help of the supplied air pump depending on the air pressure.