A champagne tasting at home doesn’t need a cellar or a row of matching flutes....

https://wiki-stock.win/index.php/Why_You_Should_Not_Fill_Champagne_Glasses_to_the_Brim

A champagne tasting at home doesn’t need a cellar or a row of matching flutes. Start with bottles chilled to 8–10°C, pour them in tulip-shaped glasses, and give each one a little breathing room