The Avanti Vibe Twin Wall Glasses are expertly crafted from borosilicate glass, designed to provide thermal efficiency and heat shock resistance. These stylish and practical glasses are perfect for enjoying both hot and cold beverages. The insulated twin wall structure helps maintain the temperature of your drinks while keeping your hands safe from the heat of hot beverages and preventing condensation with cold drinks. Whether you prefer your drinks to stay warmer or cooler, these glasses offer the ideal solution. They are also dishwasher and microwave-safe for added convenience.