Set of 4 Melamine 9" Dinner Plates - Stain, Chip and Break Resistant. Good for RV&rsquo;s. BIRTHDAY PARTY PLATES: Sturdy, attractive party tableware that is designed to last. CONSTRUCTION: Chip, stain, and break resistant melamine construction. THEME: Festive party pattern with birthday theme. KEEPS: Deep center base keeps melted ice cream and other liquids on the plate. SIZE: The center base measures 4" diameter with a 2" flanged rim.