The Topstar FEEL GOOD office chair delivers what the name promises. It is equipped with point synchronous mechanism, an extra large trough seat and an orthopedic backrest and comes without armrests.That the name FEEL GOOD is really deserved, shows the look at the features of this desk chair. The point synchronous mechanism can be locked infinitely and adjusted to your body weight. The seat and backrest adjust together to your movements. If you find a setting particularly comfortable, you can easily fix it.The orthopedic, height-adjustable backrest and sliding seat with extra-large trough and knee roll are covered with special molded foam. This guarantees additional seating comfort: In this swivel chair you can last long hours at the screen without getting overtired.The cover made of durable polyester is easy to clean. The polished aluminum base is equipped with casters for carpeted floors.Backrest:Backrest height: 600 mmHeight-adjustableHeight-adjustment range: 70 mmOrthopedically shaped backrestSeat features and mechanism:Continuously lockable point synchronous mechanism with body weight adjustmentExtra large trough seat with knee roll and sliding function (60mm)Continuously adjustable seat heightSeat tilt adjustableSeat dimensions: W 480 x D 480 x H 430-510 mmFurther details:Upholstery of seat and backrest made of special molded foamFor sitting times up to 8 hoursLoads up to 110 kgStandard without armrests (optionally available)Aluminum base with castors for carpeted floorsMaterial upholstery cover: 100 % polyesterGS tested.