Flash Furniture HERCULES Series Big & Tall 500 lb. Rated Black Mesh Executive Swivel Chair with Leather Seat and Adjustable Lumbar Contemporary Big & Tall Office Chair 500 lb. Weight Capacity High Back Design Ventilated Mesh Back Adjustable Built-In Lumbar Support Tilt Lock Mechanism Tilt Tension Adjustment Knob Padded Black LeatherSoft Upholstered Seat 5'' Thick Foam Padded Seat 22.5'' Wide Seat