Cooler Master Ergo L Ergonomic PU Leather Gaming Chair Black (CMI-GCEL-2019), Total Height Range 130-138cm, Backrest Length 86cm, Backrest Width 58cm, Armrest To Armrest 72cm, Seat Width (Including Sides) 54cm, Seating Area 54cm, Seat Depth 54cm, Diameter Of Base 70cm, Metal Plate Thickness 1.5mm, Armrest Adjustability 30-37cm, Floor To Seat Top 50-58cm, Height Adjustability 8cm, Armrest Width Adjustability 1.5cm, Recline 90-180 Degree, Armrest 4D (Lift, Sway, Swivel, Forward), Breathable knit, Steel frame, Adjustable Lumbar support, Armrest adjust and support, Height and Recline, Ultra premium materials