Comfortable small office swivel chair designed for intervertebral discs. It features continuously variable seat height adjustment with Toplift (LGA tested). The high, contoured backrest is spine-shaped and can be adjusted in height and inclination. The special intervertebral disc seat provides optimum support in the pelvic area. It has a comfortable, robust permanent contact mechanism that is continuously lockable. The elegant and stable polyamide base is equipped with load-dependent braked safety double castors suitable for carpeted floors. This model bears the GS mark of the LGA Nuremberg and fulfills all safety-relevant requirements.