The double-walled glasses from the Austrian brand Mäser are made of high-quality borosilicate glass and provide excellent insulation for your beverages. Thanks to the double-walled construction, hot drinks stay hot longer and cold drinks stay cool longer, without the risk of burning your fingers. With an elegant and floating effect created by the double-wall design, these glasses add a special flair to any coffee break. They are durable, heat-resistant, and dishwasher-safe, making them ideal for everyday use and special occasions.