Your customers will love these platters! They are made of ThermoSaf polymer. It is similar to melamine, but unlike melamine, is formaldehyde free and BPA free. The platters have a nice weight to them and are perfect for casual or formal dining. They are dishwasher safe, microwave safe, and even oven safe! - Microwave safe - Safe for use in Convection or Conventional ovens - Dishwasher-safe – any rack - Contains NO Melamine or formaldehyde BPA- free - FDA approved for food contact - platter: 10" x 14" x 7/8" deep x 3.0mm thick - 100% manufactured in the U.S.A. using U.S.A. components