Classic Boleslawiec, Polish Pottery Hand Painted Ceramic Tea Bag Tidy, Diameter: 3.9 inch, 324-U-097 Product formed manually and decorated manually using the stamp method as well as brush painting Decorations of ceramic products are made using the underglaze method, which prevents them from rubbing-off and damage. The product can be used for oven baking and is dishwasher- and microwave-safe Tolerate low temperatures very well, which makes it suitable for storing food in refrigerators and freezers. Diameter: 10.0cm / 3.9inch