The Macallan 15 Year Old Double Cask is a single malt Scotch whisky matured for a minimum of 15 years in a marriage of American oak Oloroso sherry casks and European oak Oloroso sherry casks. Produced using curiously small pot stills. Natural color, no added caramel coloring. Unpeated. Bottled at 43% ABV. Standard bottle sizes are 700ml or 750ml depending on market.