Task chair ALPHA black/grey. The seat is covered with black polyester fabric. The backrest is covered with gray polyester mesh fabric. The frame and armrests of the chair are made of black plastic. The height of the seat is adjustable using a gas lift. The chair has a 5-pronged black nylon base and plastic castors. The overall dimensions of the chair are 60x55xH87-97cm, seat width 47cm, seat depth 45cm, seat height 43-53cm. Weight limit is 120kg.