Lumbar Support Class 4 Hydraulic Piston Angel Transfer: 130-180 Degrees FANTECH Alpha GC-283 Gaming Chair Composition: PU Leather Dimensions: 73*56*125 cm Adjustable Height: 125–132 cm Armrest: 4 Direction White in color Design Ergonomics Longer use is easier on your back and posture thanks to the FANTECH GC-283's signature ergonomic design, which is both perfectly ergonomic and of the highest build quality. It comes with two soft, adjustable pillows: a headrest pillow to support your head and neck while using your computer, and a lumbar pillow to support your back. FANTECH Alpha GC-283 Elevated Slipper Do you need a break after working so hard and sitting at your computer for so long? The backrest can be adjusted in 4° lockable steps up to 180°. Choose the angle that best suits your posture and body type. ENTIRE BACK REST RECLINE