Gaming chair with short introduction Frame Material: Metal Frame Color: Matt Black Chair Cover Material: PU leather on seat, PVC leather on back and side Adjustable Armrest: 4-Directions Arm Pad Size: 10.8*3*1 inches / 27.5x7.5x2.5 cm Armrest Height: 10.8-13.6 inches (275mm-345mm) Seat Height: 17.1-21.9 inches (435-555mm) Backrest Size(W)X(H): 22.2x34.1 inches (565x865mm) Seat Size(W)X(D): 21.3x22 inches (540x560mm) Mechanism Type: EN1335 Tilt Angle Lock: Yes Adjustable Tilt Angle: 90~135 degree Gas Lift Class: Class 3 Adjustable Lumbar Cushion and Headrest Weight Capacity: 297 lbs / 135kg Net Weight: 48.6 lbs / 22.1kg Gross Weight: 56.3 lbs / 25.6 kg