You're not going to drink聽top-shelf聽wine from聽a red plastic cup. Same goes for whiskey. If you like the good stuff, you'll need a proper聽vessel聽like this聽听($250).
It's ludicrously priced, yes, but the聽high-grade aluminum will never contaminate your spirits, the intricate machining ensures聽it sits perfectly in your hand,聽and the聽hourglass shape supposedly extracts the optimal nose from every sip.聽