For a corrected tasting the glass should be colorless, unscented and preferably of crystal. To the purpose of the best perception of the characteristic olfattives of a wine, they also assume particular relief the form and the dimension of a glass, in how much they determine the way to emit him some perfumes (the yielded feelings and floral they extend to go out of the glass before those mineral and alcooliche). They exist in commerce as different forms of glasses, but to the goals of a good tasting they are generally preferable those to long stem that you/they allow to avoid the contact of the fingers with the surface of the wine glass, a contact, that besides leaving imprints indesiderate and to spoil therefore the visual examination, can alter the temperature of the same wine.
However The choice of the most appropriate glass is essentially tied to the characteristics of the wine in it content. | 
