This dining chair is built for durability with a fully welded steel frame featuring 16-gauge, 1.25-inch tubing and brazed weld joints for added strength and a sleek finish. Its black vinyl upholstered seat offers professional-grade comfort with 2.5 inches of high-density foam padding, abrasion-resistant material, and a mildew-resistant woven back for long-lasting performance. Each chair is covered under a five year warranty!