Pillivuyt Eden 12-Ounce Extra Large Porcelain Mug 12-Ounce porcelain mug Durable porcelain construction for great heat retention; Non-porous lead-free glaze won't stain, absorb odors or flavors Simple and elegant; from the Eden collection Safe for microwave, dishwasher, broiler, and stovetop with diffuser Exacting hands-on Pillivuyt craftsmanship since 1818