Two-layer cat glasses that dramatically change the appearance of the cat depending on the drink you put in. Set of 2: Calico and Tiger Recommended for serving desserts such as jelly and shaved ice, as well as drinks. Made of heat-resistant glass, so you can put drinks in and warm them in the microwave. Of course, you can also boil hot water and make hot tea. Furthermore, it is dishwasher safe, making it easy to clean and highly practical. Please refrain from purchasing if you are concerned, as this item is stored at home.