DXRacer King Series DOH/KX06/NG Newedge Edition Racing Bucket Seat Office Chair Gaming Chair Ergonomic Computer Chair Esports Desk Chair Executive Chair Furniture Pillows(Black/Grey) X Large and wider design Backrest is high and straight for great head support; Flexible seat back with adjustment 360-degree swivel base with smooth 3" double caster wheels, for easy rolling 4D armrests, rocking function, heavy duty aluminum star base with the latest footrests Adjustable lumbar pillow and head/neck pillow included