Presenting Maximilian Riedel’s (11th generation) first glass series: “O”! The new innovative stemless design is the ideal glass for everyday use and for every occasion. Designs based on the benchmark shapes of Riedel Vinum, “O” is the first glass in history with specific design parameters. Shape, size and diameter of rim have been finely-tuned to enhance the world’s most important grape varietals. The all-around drinking vessel, the tumbler, is now a sophisticated wine accessory! It fits in every dishwasher, picnic basket, mini-bar or small kitchen. Broken stems are a thing of the past. Fun, contemporary and elegant! Enjoy entertaining in style. Glass. Height. 4.25" 13.25-Oz. Capacity. Made in Germany. Comes with gift of additional pieces.