Type: Heat-resistant glass Material: Glass Bodum Pilatus Double Wall Glass Set of 2 Stored at home after purchase. Please consider if you understand this. Thanks to its unique double-wall construction, the air in the intermediate layer surrounded by two layers of glass prevents the temperature of the drink from changing due to the outside air, maintaining heat and cold. Even if you put hot drinks in it, the outside of the glass does not get hot, making it easy to hold, and it is also less likely to condense even if you put ice in it. [Specifications] ・Microwave, oven, and dishwasher safe ・Heat-resistant glass / Hot water OK Heat resistance temperature difference 120 degrees Celsius