The 12-piece set is made of white porcelain and includes three different sizes of ramekins. The ramekins come in sizes of 3.5" and 5oz., 4" and 12oz., and 4.75" and 12oz. Each ramekin has a unique rippling sand dune pattern that adds texture and a classic white color that complements any kitchen. These ramekins are perfect for baking and serving individual portions of your favorite dishes and desserts. In addition to cooking, they can also be used for serving snacks and sides, making them a versatile addition to your tableware. The ramekins are made of durable porcelain and are safe to use in the dishwasher, microwave, and conventional oven. They are designed by BIA Cordon Bleu with a modern sensibility for wherever you live, however you cook, and whenever you entertain.