Germany's prestigious Spiegelau. Due to its overwhelming impact resistance, durability, and long-lasting beauty, it continues to be loved by professionals at five-star hotels and restaurants around the world. The ``Perfect Serve Collection'', which is part of the ``Spigelau'' lineup, is a functional glass series.It is characterized by being scratch resistant and durable.The shapes of the glasses include fragrant ones and carbonated ones. , are optimally designed to suit the characteristics of each drink.