Double-layer structure prevents condensation, so no coaster is needed. - The double-layer structure prevents condensation even when cold drinks are put in it, and the table top will not get wet. - Not only cold drinks, but also desserts such as shaved ice and jelly! Can be heated in the microwave. - It can be heated in the microwave, so it can be used all year round! Another point is that the outside does not get hot easily because of the double-layer structure. Display and store when not in use. - The pattern is visible even when there is no drink in it, so it is also recommended to display it on a shelf. Perfectfor entertaining cat lovers! Specifications[White]Size: (approx.) φ90 x 105 mm - Weight: (approx.) 170 g - Full capacity: (approx.) 270 ml - Material: Heat-resistant glass (heat-resistant temperature: 120 ° C)