: Made of high quality borosilicate glass, which is a special glass material with high temperature resistance, high strength, high hardness, high light transmittance and high chemical stability, the cup will not break not even at high temperature. All glassware is fragile, so handle and wash it with care. Unique appearance: simple and smooth lines, crystal clear glass, very beautiful when placed on the dining table. The double-insulated walls and transparent body create the illusion of floating, making your drinks more attractive. Perfect for coffee, latte, espresso, cappuccino, tea and hot or cold drinks. Double Wall Design: Features an insulated double wall design to keep your drinks hot for longer. This design allows the cup to hold hot drinks safely and prevent condensation when storing cold drinks. Your drink will stay hot or cold longer than a double-walled glass under the same conditions.