Task chair ROCK black. The comfortably shaped plastic backrest frame is covered with polyester mesh fabric. The padded seat is covered with polyester fabric. The armrests are fixed to the backrest. The chair has a lockable swing mechanism and a pneumatic seat height control. The 5-pronged footrest is made of black plastic, R32cm. The chair has plastic castors 50mm. The overall dimensions of the chair are 63x68xH93-103cm. Seat width 49cm, seat depth 48cm, seat height 44-54cm. The height of the armrest from the seat is 19cm.