In the world of sailors, the term "copper-bottomed" signifies something with nothing but positive attributes. Interestingly enough, their Vodka Mule is nearly flawless. Their homemade ginger beer boasts the ideal level of spiciness, a fact they can confirm since they craft it in-house. This ginger beer is then blended with premium vodka and a touch of all-natural lime, making it truly exceptional, or as the sailors would say, "copper-bottomed."