The optic impact in the Riedel performance Series adds both a design feature and an astounding effect on wine's aromatics The glass also includes a 'sparkling point' To aid the formation of the champagne bubbles Unlike a flute, the egg-shaped design allows the complex layers to grow and intensify, and the larger rim diameter enables them to be released in a way which is not achieved with a narrow glass This pack contains two glasses Glass size: 3.15Lx3.15Wx9.65H (Inches)