Pillivuyt 13-Ounce Traditional European Coffee Bowl, White Fine porcelain fired at very hot temperatures for long lasting finish Elegant white finish will match any Pillivuyt set or work well with every day settings Pillivuyt porcelain is safe to use in the microwave and oven, even under the broiler; excellent heat retention to keep food warm at the table Pillivuyt products have been made in France using hands-on artisans since 1818