MUI tableware is inspired by Japanese folk craftsmanship, crafted from local materials in the Tono region of Gifu, Japan. Each plate, bowl, mug and cup feature natural textures and subtle variations, bringing a warm, understated presence to the dining table. SPECIFICATIONSφ160 x H20 mm / about 250 g DETAILSPorcelain Microwave and dishwasher safe Made in Japan Do not overheat in the microwave or heat without water. Wash with care. Do not use abrasive cleansers or steel wool. Appearance of color glaze unevenness varies in each item. Some products may take on scorched-like texture on the surface. It is an unique glaze effect called "yo-hen", unintended color transformation show on the ceramic and porcelain after firing. Depending on the manufacturing lot or characteristics of the materials, there may be variations in size and weight for the same product.