Nemo Heavy Duty Mesh Operator Chair has a mesh back, with super soft adjustable lumbar molded foam seat & headrest. The headrest is an extra wide pivoting headrest, and he fabric arms fold 90 degrees. Additonal features include twin paddle operating levers, knee tilt mechanism, tilt lock with tension control & class 4 kgs gas lift. This is an ultra strong chair with a 28 stone weight tolerance. Ideal for student and operator usage, or as a teacher's chair, and suitable too for the meeting room or boardroom. The chair comes boxed for simple assembly. This stylish chair comes with a 2 year manufacturer's guarantee and is great value for money.