ERG | The Gobi chair features a two piece polypropylene shell with a horizontal channeling detail and a clean out feature. Frames are available in standard polished chrome or optional powder coat color finishes. This is a 45 high-density stacker on a dolly. Options include an arm version or a sled version, café height, counter height and barstool height. You can add upholstered seat, tablet arm, and book basket. Comes in seven great colors, and is great for schools and cafeterias.