Lightweight Reinforced Porcelain (Top Ceram) 3x stronger despite being lightweight Catchphrase: Thin and light 30% lighter than regular porcelain. Using a smoother glaze, stubborn stains can be easily removed. Dishwashing is also quick. ★Size★ Diameter: 9 cm Height: 9.5 cm Capacity: 330cc Made in Mino, Gifu Prefecture. Microwave, dishwasher, and dryer safe. ※ Although these are Grade A products that have passed the manufacturer's strict inspection, due to the nature of ceramics, there may be shallow pinholes, iron spots, glaze flow, color unevenness, and blurring of the pattern on the surface. Please enjoy the unique texture of each piece.