Made of matt, black stoneware with glossy glaze in green, dark blue, light blue, gray on the inside of the cup. Suitable for dishwasher, microwave and oven up to 220 gr. The BITZ series' beautiful, reactive glaze in both matte and glossy variants emphasizes the glow of the stoneware and makes each product unique, and you will not find two cups that are exactly alike. The BITZ robust stoneware series contains many different products, from cups and mugs to plates and bowls, which are available in several sizes and in many fantastic color settings. It is obvious to mix across colors and sizes and create your completely personal expression.