Zwiesel 1872 The First Collection Handmade Sparkling Wine with Effervescence Points Glass, 12.4-Ounce, Set of 2 2 each The First collection stemware; points etched in glass for continuous bubbles; 12.4-ounce capacity; 10.6-inch tall, 3-inch wide Tritan crystal glass: non-lead material of titanium and zirconium oxide; resists breakage, chipping, scratching, thermal shock resistant; patented The First collection: designed in collaboration with famed Sommelier Enrico Bernardo, The First Collection is a handmade, mouth blown masterpiece Dishwasher safe; do not force bowl tightly over rack prongs; when hand washing or drying, do not twist stem and bowl while holding the other tightly Hand made in Hungary; suggested sparkling wine varietals: Champagne, Asti, Cava, Prosecco, Champagne Rose