The Topstar Big Star 20 office chair offers outstanding comfort and support, specially developed for people weighing up to 150 kg. With its robust 2D armrests, which are adjustable in height and width, it allows for individual adjustment and provides optimal support while working. The lockable backrest ensures that you can find and maintain the perfect sitting position. In addition, the Big Star 20 offers seat depth and seat tilt adjustment, which promotes ergonomic sitting and allows you to adjust the seat to your liking. The innovative synchro-mechanism ensures harmonious dynamic movement between the seat and backrest so that you are supported with every movement. The particularly high upholstered seat is equipped with a comfortable knee roll that offers additional comfort for longer periods of sitting. Equipped with carpet castors, the Topstar Big Star 20 is perfect for different floor coverings, allowing you to move effortlessly around your working environment. This office chair is the ideal choice for anyone who values stability, comfort and ergonomics, and meets the requirements of heavier users. Enjoy healthy and comfortable sitting at work with the Topstar Big Star 20!