About This Insulated Glass: a pack of six double-wall pavina glasses, 12 ounces each; perfect for drinking Coffee, Espresso, or a multitude of other hot and cold beverages Heat resistant: Made from mouth-blown, lab-quality borosilicate-glass construction for a durable and heat resistant glass 2-Layer design: insulated glass has a sleek 2-layer design that creates a dramatic optical illusion and prevents condensation Microwave safe: quickly reheat your Coffee in the microwave and toss in the dishwasher when you need a clean; microwavable and dishwasher safe. Award winning: Bodum Bistro double wall glasses are the winners of the prestigious European if design award; 1 year Limited Double-wall construction - keeps hot drinks hot and cold drinks cold. Overview Brand : Bodum Material : Borosilicate Glass Color : Clear Capacity : 350 Milliliters Special Feature : Heat Resistant