Keep hot drinks hot and cold drinks cold with this set of double-walled coffee mugs - the perfect way to keep coffee mornings, afternoon tea and cocktail parties going for longer! The clear glass design of these cups adds a rich, full-bodied hit of contemporary style to coffee bars and kitchen cabinets alike, providing an elegant serving solution for cappuccino, macchiato, tea infusions and even cocktails! The striking double-wall effect serves a practical purpose too, trapping a pocket of air in between to reduce heat transfer and preserve the temperature of your chosen beverage for longer. As with all glassware, each piece in our Double-Wall collection is dishwasher-safe for convenient, hassle-free cleaning.