The Calamari Dining Chair has a floating back, that both has give as you lean back, and gives lumbar support. Well upholstered, this is a chair designed for sitting for hours at a dining table. The legs and back support are powdercoated cast aluminum, and we help you to choose COM fabric. We order the fabric, you pay wholesale directly to the fabric company, and we do the upholstery. The Calamari is 18"Wx22"Dx42"H. Arms are a $400 option, with the seat being wider for an armchair.