• Breathable Air Grid® Back with Adjustable Lumbar Support • Thick Padded Fabric Seat • Pneumatic Seat Height Adjustment • 2-to-1 Synchro Tilt Control with Adjustable Tilt Tension • Height-Adjustable Arms with PU Pads • Available in Amazon (-6303), Steel (-6304), Cornstalk (-6306), Rosewood (-6315), Indigo (-6342) or Grape (-6352) • Heavy Duty Gunmetal Finish Base with Black End Caps and Dual Wheel Carpet Casters • GREENGUARD Indoor Air Quality Certified®