The Ultra bottle is the results of a 5-yr quest by Johnnie Walker’s proprietor, Diageo, to find the most sustainable and lightest packaging feasible while retaining the luxurious aura on the franchise and its Unique mixture of whiskies, which involve ultra-unusual Oban, Brora, Royal Lochnagar, and several ghost distilleries. https://whiskeylandllc.com/product/johnnie-walker-blue-label-ultra/