Online and shipping orders only by the 6 pack; price is per stem. For generations, traditional crystal glasses were made with lead to fortify them. Schott Zwiesel replaced the lead with titanium and zirconium, creating a crystal glass that is incredibly durable and brilliant. The glasses are then reinforced at the rim and at both ends of the stem where breakage most frequently occurs. Scratch resistant, even in the dishwasher. This is larger than the Riedel Chianti glass at 8 7/8" tall and larger in diameter than the Chardonnay/Red wine glass, with a capacity almost 30% larger, at 17.3 ounces.