Double wall glass coffee cups are not only about aesthetics; they are also built for durability. High-quality borosilicate glass is often used in their construction, making them resistant to thermal shock, which means they can withstand sudden temperature changes without cracking. Moreover, the non-porous nature of glass means that flavors and odors won’t linger after use, ensuring that your coffee retains its unique taste. For those who are environmentally conscious, glass cups are an excellent alternative to single-use plastic or Styrofoam cups, making them a sustainable choice for coffee lovers.