The Le Creuset Volcanic stoneware espresso mugs are the perfect size for a smooth espresso, or even a rich individual dessert, these petite mugs will inject a pop of colour into your kitchen. Heat-retaining stoneware keeps the coffee warm. The mugs are made from specialist clays and fired at the highest temperatures making them strong and durable. The dense stoneware provides exceptional thermal resistance and maintains even temperature. The enamelling on the stoneware makes it easy to clean and scratch resistant. Country of Origin:ThailandDishwasher Safe:YesFreezer Safe:YesGuarantee:10 YearsMaterial:StonewareMicrowave Safe:YesModel Number:70305100900099Oven Safe:YesWarranty:10 Years