The Bistro Double Wall Glasses are available in several sizes, perfectly suited for a multitude of hot and cold beverages as well as desserts. These vessels insure that their contents will remain hot for a longer period of time while the glass itself remains cool to the touch. Features: 2-layer design creates dramatic optical illusion and prevents condensation. Set of 2 15-ounce jumbo mugs from Bodum; from award winning Bistro glassware design. Crafted by hand out of heat-resistant, mouth-blown borosilicate glass; clear construction with large loop handles. Advanced hot and cold drink insulation with double-walled design; exterior stays cool to touch and condensation-free. Microwave- and dishwasher- safe; use caution with ice as direct contact may cause mug interiors to crack. Set measures 5-2/5 by 3-9/10 by 5 inches and weighs 2 pounds.