Specifically designed for barrel aged, oaked, world class white wines, the Ravenscroft Crystal Amplifier Barrique White glasses are unmatched in their ability to amplify the bouquet of any wine. All Amplifier glasses focus and intensify bouquet. Ravenscroft Amplifier glasses are hard to drink from. Any powerful tool requires effort to learn to use it. The rewards of mastering this fine tool are unprecedented clarity of nose. Hand made in Europe of the finest brilliant lead-free crystal.