Karaca Animal Koala Mug Set Contents 1 Piece Mug 352 mlDimension: 10 cm Material: Stoneware What is Stoneware? It takes its shape and color from white kaolin clay, its glassy appearance from quartz stone, and its hard and durable structure from feldspar minerals. Superior Resistance It is resistant to scratches thanks to its hard structure formed by glazing above 1200C at a higher temperature than ceramic. It is not affected by acid. No Porosity No Cracking It resists cracking since its porosity, that is, its porosity, is low. In this way, it does not absorb water and does not contain bacteria. It does not contain taste and odor. It does not contain lead. It is healthy because it does not contain heavy metals such as lead. Cleaning and Maintenance It can be cleaned easily. It is hygienic thanks to its waterproof feature. It can be used in the microwave and freezer thanks to its durable structure. It is not damaged in the dishwasher.