Designed by Mark Kapka * Conference chair consciously designed without adjustment features except for pneumatic height adjustment. * Spring steel frame provides innate flexibility * The naturally-elastic knit mesh fabric back is engineered to provide lumbar support * Upholstered seat * Upholstered back option * Standard models come with or without fixed arms * Optional adjustable arms are available * Click here to see the Stool version * See also Simple Sled Base GREENGUARD® Certified finishes available Black Knit Mesh Fabric Polished Aluminum