The porcelain cups are available in different colors and sizes. • The silicone band protects the hands from burns when hot contents and provides a secure grip • The silicone band extends under the bottom of the cup, so you no longer need a coaster • Dishwasher safe • Available in various fresh color accents We recommend washing the silicone cover by hand with warm water after rinsing in the dishwasher and then drying it thoroughly with a tea towel. Colour: Black Material: porcelain, silicone Dimensions: LxWxH: 9.90 x 0.07 x 9.90 cm