Made of ceramic. The design and colors are very stylish. #ShowaRetro ■Measurements Diameter (approx. 12cm) Height (approx. 2cm) Please note that there may be some errors due to amateur measurements. Please understand that it has been used a few times and stored at home for a long time. Please judge the condition based on the photos. Please note that there is no box. To offer it as cheaply as possible, we are trying to reduce shipping costs. Therefore, we may use everyday items as protective materials, please understand.