Material: High-fired, lead-free Porcelain/Ceramic with an underglaze finish. Design: Authentic blue floral interior, hand-painted brown rim, and a crisp white ribbed/fluted exterior for a better grip. Durability: Sturdy, chip-resistant, and provides natural heat insulation. Care Instructions: Microwave, Dishwasher, Oven, and Freezer safe. Best Uses: Perfect for serving rice, miso soup, dessert, snacks, cereal, or side dishes