"Shot Tweisel (SCHOTT ZWIESEL) is used in luxury hotels and restaurants in 120 countries worldwide. This brand is also used in situations where high quality and durability are required, such as aircraft first class and luxury passenger ships. Durable enough to be washed in the dishwasher, and environmentally friendly Tritan crystal material is bright and transparent. *Tritan crystal has been patented worldwide in 2002 for its materials and manufacturing method. FINE is a glass series that was born from a collaboration between Zweisel and the German Sommelier School. The bottom of the bowl is designed to be wider as a decanter to bring out the bouquet and aroma by simply pouring wine into the glass.