DXRacer Wide Series DOH/WZ06/NR Racing Bucket Seat Office Chair Gaming Chair Ergonomic Computer Chair Desk Chair Executive Chair Furniture With Pillows (Black/Red) Ergonomic design-- more efficiently and comfortably, Free bonus: headrest cushion & lumbar cushion Wider seat, breathable material: Perforated Vinyl and PU Extra higher backrest to save neck and spinal, Flexible seat back with adjustment 3D straight armrests with adjustment protect shoulders and wrists Lifetime warranty on frame, 24-month warranty on parts 3D Straight Arms Conventional Tilt Mechanism Strong Aluminium Base Perforated Vinyl and PU 3&#034; PU Casters