Product Description Round Ash Tray, 3 notches Diameter: 9 cm (3.5 in) Height: 2.9 cm (1.25 in) Material: High-quality porcelain Model: Crimson Lead- and cadmium-free Safe for use in dishwasher, freezer, oven, and microwave Model variation is a naturally occurring feature of reactive glazed finishing. It is celebrated as the mark of an artists hand and a cherished authentic design.