Schott Zwiesel Tritan Crystal Glass Iceberg Barware Collection Old Fashioned Cocktail Glass, 13-1/2-Ounce, Set of 6 6 Each Iceberg barware; for use as a double old fashioned glass; 13-1/2-ounce capacity; 3-2/3-inch tall, 3-1/5-inch wide Tritan crystal glass: non-lead material of titanium and zirconium oxide; resists breakage, chipping, scratching; thermal shock resistant; patented Iceberg barware collection: features an oversized capacity, weighted bottom glass styling, offset by tall straight sides Completely diswasher safe; will not etch, cloud or discolor for the life of the glass Made in Germany