? This Far East Oriental Themed Mug series is made of ceramic porcelain. Our traditionally crafted porcelains are made of the highest quality porcelain available and fired at a high temperature to maximize the strength of the porcelain, making them superior to other ceramics in the market. Our porcelains are more resistant to cracks, stains, and scratches. Our porcelain is food safe and contain no lead or cadmium. ? This Hokusai Great Wave Mug is 4.25" tall, 5" long and 3.75" (diameter) at the top approximately. Mug has 12oz capacity. ? This ceramic porcelain mug is dishwasher and microwave safe. The double wall porcelain shaped body keeps the mug insulated, making it perfect for keeping drinks hot or cold while not burning your hands when you hold it. ? 'The Great Wave' By Japanese Renowned artist Hokusai. The image depicts an enormous wave threatening three boats off the coast in the Sagami Bay while Mount Fuji rises in the background. Sometimes assumed to be a tsunami, the wave is more likely to be a large rogue wave. ? This listing is for a pack of 4 mugs.