Become your own Barista and serve professional coffee drinks with the Ozeri 15 oz Double Wall Barista Coffee Glasses, the latest addition to Ozeri's Moderna Artisan Series of award-winning handcrafted drinkware. The Ozeri Barista Coffee Glasses feature EZ Measure Lines, which are easy-to-read fill indicators that allow you to flawlessly prepare and serve Espressos, Macchiatos, Cortados, Americanos, Flat Whites, Cappuccinos, Lattes, and Cafe Au Laits. The EZ Measure fill lines show how much espresso, foamed milk, steamed milk, hot water, and brewed coffee to pour, and in the correct order, for that epic looking and tasting Latte, Macchiato, and 6 other barista-quality creations. Each glass is made of durable borosilicate glass, boasting a visually stunning curved design, that preserves drinks at their ideal temperatures. The unique double wall design keeps your hands cool with hot coffee, and free of condensation with chilled coffee drinks. Each set contains two 15 oz Barista Coffee Glasses designed for lifetime use. The Ozeri Barista Coffee Glasses are completely microwave and freezer safe, and ships in an elegant, printed box with a No-Hassle Warranty. Satisfaction Guaranteed.