Spiegelau brings expertise from centuries of craftsmanship to modern glassware design and production. Five hundred years of expertise in glassware. The highest quality of the crystal ingredients makes Spiegelau products more durable, dishwasher safe, break-resistant and more brilliant than other glasses. Spiegelau optimizes every single glass product to meet the highest standards in terms of functionality and aesthetics and employs cutting-edge industrial processes to guarantee a high level of durability.