Twice the size of a normal glass flute with a flip top lid to lock in the bubbles. At nearly twice the size as your average flute, you might be wondering how we did it. The science is easy. If you want to increase the size of the traditional boz flute, you have to prevent the beverage from warming up and find a way to retain the carbonation. We did both. The Original Insulated Oversized Champagne Flute • 2x the Size of a Typical Flute • Carbonated 5x longer • No Condensation • Non-Slip Base • No Metallic Taste Height: 6.1 inch Diameter: 2.38 inch Capacity: