The Mackenzie arm and side chairs are the ultimate in stylish and comfortable dining room seating. The gentle concave back, contemporary English Arms and dramatic dressmaker skirt make this piece a show-stopper in virtually any fabric combination.The chair is standard with omni-directional ball casters in a brushed antiqued brass finish. They are designed for use on carpets, area rugs, porcelain, ceramic or stone flooring surfaces only. For use on wooden, engineered, composite or vinyl flooring, rubberized casters are required. These are available through various resources.