This stack chair is crafted with quality materials and thoughtful design, and combines comfort, functionality, and versatility to meet your seating needs with ease. The 9200 Dome-Back stack chair from National Public Seating 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 inch-thick high-density foam padding with easy-to-clean vinyl upholstery 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 twelve plastic bumpers protect the powder-coated paint finish from scratches when the chair is stacked (up to ten units high).