Schott Zwiesel Tritan Paris Iceberg Iced Beverage Glasses - Set of 6 Set of 6 Paris/Iceberg Iced Beverage Glasses. 16.2 ounce Capacity, 6.3 inches Tall. Tritan crystal glass: non-lead material of titanium and zirconium oxide, resists breakage, chipping, scratching, thermal shock resistant. Tritan crystal that maintains its sparkling clarity through years of daily use and entertaining. Patented. Iceberg barware collection: features an oversized weighted bottom glass styling, offset by tall straight sides. Completely dishwasher safe; do not force bowl tightly over dishwasher rack prongs; do not twist stem and bowl while holding one or the other tightly. Made in Germany. Model 956069.