Sourced for Costco from Scotland by Alexander Murray and Company, this edition of Kirkland's Highland Single Malt packs a 16-year age statement at an aggressive price point. Costco also regularly puts out a 15-year bottle for around five dollars less that is also sherry cask aged. I'm a bit perplexed by having two products so similar in terms of production techniques, age, and cost, so I will be doing a side-by-side tasting with some control methods to boot. My only hypothesis is that the two may be sourced from different distilleries as Costco is a truly huge contract account by volume and it may be necessary to spread the load. Not naming the producer gives Alexander Murray a good amount of flexibility, so I wouldn't be surprised to see it used in that way. On the other hand, maybe Steve Lipp, Alexander Murray and Co's CEO, just likes having two versions? Both bottles have the same quote from him on the back, "Perfect for after dinner drinking." Costco is f...