Made of durable porcelain, a type of premium LEAD-FREE, and can be used in dishwasher, microwave, oven and freezer. Multiple bright colors (price for inside white color) 12oz. Perfect for tea, cocoa and breakfast cereal, coffee, right size for coffee Latte, Americano,tea and other hot beverages, simple and elegant enough for the dining room. Perfect pairing with almost any table setting.