A new Irish brand with four variants based on differing styles of production: Single Grain, Single Malt, Single Pot Still (formerly known as Pure Pot Still), and a blend of all three, which is this: Matured in Bourbon, Madeira and Sherry casks, The Busker 'Triple Cask Triple Smooth' combines high-quality single grain with a significant percentage of Single Malt and Single Pot Still components. All the whiskeys are distilled at Ireland’s Royal Oak Distillery, Carlow. 40% Alc./Vol.