Our Schott Zwiesel martini glasses are the perfect complement to a classic cocktail. Each is crafted from Tritan crystal for exceptional resilience and clarity. 4.5" diameter, 7" high; 9 fluid-ounce capacity Made of Schott Zwiesel Tritan crystal, an advanced type of pure, hard glass that's rigorously tested for incredible durability and resistance to chipping and breakage. Dishwasher-safe. Monogramming is available at an additional charge. Monogram will be centered on the side of each glass. Made in Germany. Set of 6.