The Bungie Executive Flat Bungie Office Chair has a chromed steel frame with extra strong "flat" bungie cord straps. The armrests have a soft black polyurethane armrest. Relaxing at your desk is easy with a high back tilt, swivel seat, and gas lift. The seat features 2 locking positions. Other features include 50mm nylon casters, a chrome base and BIFMA approved components for commercial use.