Champagne glass shape for sparkling wine as materials for drinking vessels shifted from metal and ceramic to glassware. Initially, the flute was tall, conical, and slender; by the 20th century, preferences changed from a straight-sided glass to one which curved inward slightly near the lip. This inward taper is designed to retain champagne's signature carbonation by reducing the surface area for it to escape. Nucleation in a champagne glass helps form the wine's bubbles; too much surface area allows carbonation to fizzle out quickly. More bubbles create greater texture in the taster's mouth, and a flute's deep bowl allows for greater visual
Cathedral glass which the texture of the glass is treated, with the color, as a significant design element. Cathedral glass Cathedral glass is the name given commercially to monochromatic sheet glass. It is thin by comparison with "slab glass", may be coloured, and is textured on one side. The name draws from the fact that windows of "stained glass" were a feature of medieval European cathedrals from the 10th century onwards. The term "cathedral glass" is sometimes applied erroneously to the windows of cathedrals as an alternative to the term "stained glass". "Stained glass" is the material and the art form of