DX Racer Elite Series DOH/EA01/NC Racing Bucket Seat Office Chair Gaming Chair Ergonomic Computer Chair eSports Chair Executive Chair Furniture Rocker With Pillows (Black/Coffee) Ergonomic design-- more efficiently and comfortably, Free bonus: headrest cushion & lumbar cushion Patent race car seat breathable material: Leather Style Vinyl and PU Extra higher backrest to save neck and spinal, Flexible seat back with adjustment 3D Adjustable Arms protect shoulders and wrists Lifetime warranty on frame, 24-month warranty on parts 3D Adjustable Arms Conventional Tilt Mechanism Nylon Base Leather Style Vinyl and PU 2&#034; Casters