Shaped foam backrest designed as a high back with integrated lumbar support, continuously adjustable in height and inclination. Comfortable molded foam seat. Permanent contact mechanism for adjusting the backrest inclination, continuously lockable. Stylish and stable black polyamide base, equipped with load-dependent braked double safety castors suitable for carpets. This model bears the GS mark of the LGA Nuremberg and fulfills all safety-relevant requirements.