Designed exclusively by Schott Zwiesel. Break resistant with added strength at the rim, bowl, and stem. The hardest, most brilliant crystal glass in the world. Remarkable clarity, brilliance, and luster. Proven through independent testing to be fully dishwasher safe. Whether you're hosting an outdoor wine tasting or entertaining indoors, our exclusive Tritan Crystal Taste Collection offers the look and weight of glass without the fragility. By replacing the lead content with titanium and zirconium, these refined glasses resist chips, cracks, and scratches. This technology creates lasting durability and longer life for the stemware, without compromising the aesthetic quality of the glasses. Tritan Crystal is used by renowned sommeliers, restaurants, cruise lines, and resorts worldwide. . . . . . No lead content . Made in Germany.