1 Inferior wine glasses, the cups are thicker and not very sealed, and the stem is relatively short, especially the part along the edge of the cup is thicker, while the better cups are generally thinner.
2 There is another way to distinguish between good and bad: the sound of a good cup is like a bell in an ancient temple, which is very long; while the sound of a bad cup is short and noisy. You might as well try it at home.
If the washed cup is not wiped with a cloth, it will leave water marks and damage the beauty of the cup. So after washing with water, wipe it with a cloth, that is, put the cloth into the cup and wipe it. It is worth noting that do not hold it with one hand Cup feet, hold the cup body with one hand, it is easy to break the cup.
And if it is a better sparkling wine, you must use an ordinary white wine glass for the taller ones, so as not to waste the opportunity to smell the delicate aroma, otherwise in the traditional champagne glass, the aroma is completely imprisoned.
