Ultra-slow melting ice balls quickly cool your drink without watering it downThe Whiskey Ball is a spherical ice mold that makes jumbo ice balls for classic cocktails.  Invented by avid scotch-whiskey drinkers, The Whiskey Ball overcomes drink dilution by producing a long lasting 2.5" sphere of ice.  More volume and less surface area results in slower melting than any traditional ice cube.  Now, consumers can bring the artesian science of slow-melting ice spheres to their home without any complicated or expensive machinery.Works great with pitchers, water, coffee, classic cocktails, vodka, whiskey, tequila, and scotch. Jazz up any ice ball with food coloring, herbs.