The Sitness 20 by Topstar is an innovative office chair without armrests, specifically designed for back training at the workplace. This fitness stool offers a unique seating alternative that combines both comfort and health benefits. Equipped with the original Walser patent, the Sitness 20 features a stepless seat height adjustment, operated via a ring release lever located under the seat. The special depth suspension provides a horizontal swinging effect, which can be individually adjusted through a pressure regulation in the air cushion base. The polished aluminum footplate and the rubber tires not only provide stability but also lend a modern design to the stool. Additionally, an air pump is included to facilitate adjustments. The Sitness 20 meets all safety-related requirements and carries the GS mark from LGA Nürnberg, underscoring its quality and safety.

• Stepless seat height adjustment with top lift
• Horizontal swinging effect through special depth suspension
• Individually adjustable pressure regulation in the air cushion base
• Footplate made of polished aluminum
• Air pump included in the delivery.