Specifically built for food service use. Open mesh back design to provide cool, yet positive support. Made of Kevring cast synthetic resin, a proprietary resin composite specifically developed to allow the replication of cast metal without the maintenance and at a fraction of the cost. True metal texture and a satin finish. Will stay cool in the sun. Will retain its original color, texture, and finish with little maintenance and without rusting. Rated to 300 pounds for safe use in commercial environments. Stacks for easy storage. Cleans easily with soap (or a mild detergent) and water.