ENJOY IT ALL: Give your mug collection a splash of elegance with the Navaris Set of 4 Double Walled Glass Mugs. Made of hand blown high quality borosilicate glass, this set is easy to clean and maintain. THERMAL INSULATION: The transparent tumblers are perfect for keeping hot drinks hot without burning fingers and cold drinks cold without messy condensation due to the double walled design, making them the ideal vessel for every beverage. ELEGANT & SOPHISTICATED: The 2-layer design makes your drink appear to be floating in mid-air. Elevate your morning with these sleek, modern coffee mugs befitting a high-end restaurant or trendy cafe. IDEAL CAPACITY: Stop getting up for refills! Navaris cups hold 450ml of liquid so you can sit, relax and enjoy your drinks longer. EXQUISITE TASTE: From warm beverages to yummy ice cream, enjoy every bite of dessert or sip of coffee, cappuccino, latte, hot chocolate, macchiato, tea, beer, wine or cocktail in each of these stylish and contemporary glasses.