The 9200 Series Premium Upholstered dome-back stack chair is durable and classy enough to use in your busiest social setting, be it a dining room or corporate banquet hall. It features a strong square, 18-gauge steel frame plus an under-seat H-shaped brace for extra support. The seat features supremely comfortable and spacious 2"-thick high-density foam padding and a waterfall-style edge. MDF core within both the seat and rounded backrest which has a built-in handle for easy moving and stacking. Fortifying stacking bars and 12 plastic bumpers protect the powder-coated paint finish from scratches when the chair is stacked.