Bushmills® 21 is 100% malted barley, tripled-distilled, then aged individually in seasoned, hand-selected bourbon barrels and sherry casks before being married and finished in Madeira barrels. It is matured in Madeira casks for 2 years, imparting a complexity that no other Irish whiskey achieves. No Irish whiskey has been rated higher by Whiskey Advocate, with 96 Points.