This Monogram Wreath Custom Moscow Mule Mug holds 16 Oz a Cup. This personalized mug makes a great housewarming gift! Engraved with up to three initials of choice, it is a Gift that will be used for a lifetime! There is no debate about its lasting legacy. Some say the inventors had a stroke of genius, while some claim it was just created in an effort to go through an overwhelming stash of both vodka and ginger beer. Whether it was a marketing effort or a stroke of luck, we're convinced it is the mug that made the mule. We're also convinced that our mug is the last Copper Mug you will ever need!