Lightweight Reinforced Porcelain (Top Ceram) 3x stronger despite being lightweight Catchphrase: Thin and light 30% lighter than general porcelain. Using a smoother glaze than usual, stubborn stains can be easily removed. Dishwashing is also quick. ★Size★ Diameter: 9cm Height: 9.5cm Capacity: 330cc Made in Mino, Gifu Prefecture. Microwave, dishwasher, and dryer safe. ※ Although this product has passed the manufacturer's strict inspection and is a Grade A product, 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.