DXRacer King Series DOH/KB06/NG Newedge Edition Racing Bucket Seat Office Chair Gaming Chair Ergonomic Computer Chair Esports Desk Chair Executive Chair Furniture Pillows King Series (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 Adjustment armrests, rocking function, strong aluminum star base with the latest footrests Adjustable lumbar pillow and head/neck pillow included