Flash Furniture WL-A277-BK-A-GG Mid-Back Mesh Task Chair with Black Fabric Seat/Arms Contemporary Task Chair Mid-Back Design Curved Ventilated Black Mesh Back Material Built-In Lumbar Support Padded Black Fabric Upholstered Seat Waterfall Seat promotes healthy blood flow Swivel Seat Pneumatic Seat Height Adjustment Height Adjustable Nylon Arms Heavy Duty Nylon Base