Brilliant - Double Wall Old Fashioned Scotch Whiskey Glass 6.5oz. Set of 2 Set of 2 double wall glass cups with graceful twisting arcs feature a double-walled construction to surround the drink with an insulated air space that prevents quick temperature change Double walled coffee mugs will remain cool to the touch no matter how cold or hot the drink may be These double wall drinking cups will not sweat or form condensation on the outside You will love the look of your floating drink from the outside as you enjoy your daily tea or coffee in these double wall glass tumblers Double wall glasses are Dishwasher and Microwave safe. Height: 4.8 inches. Diameter: 3.2 inches