Schott Zwiesel Tritan Crystal Glass Ivento Cocktail/Universal Tumbler, Stemless Wine Glass, 18.6-Ounce, Clear, Set of 6 6-Each Ivento collection universal tumbler; beverage, Collins and long drink glass; 18.6 Ounce capacity; 5 inches tall, 3.75 Inches wide Tritan crystal: non-lead material made of titanium and zirconium oxide; resists breakage, chipping and scratching; thermal shock resistant; patented Ivento collection: enjoy on a daily basis; used for its range, durability and elegance; soft tapered bowl focuses wine essence to the pallet Completely dishwasher safe; will not etch, cloud or discolor for the life of the glass Made in Germany