Features Include Now available in 12 sizes to fit a wide variety of plate sizes and foot printsPolyglass (PG) plate covers are designed for use in microwaves or in heated cartsHeat resistant to 300°F yet stay cool to the touch; excellent insulation propertiesImpact-resistant material offers a superior alternative to standard fiberglass covers Options available. See drop down menu for additional information. Image shown may reflect a different configuration of this product than described.