Introducing the "Up Yours" prank mug, the perfect way to tell your co-workers to take a hike. Whether you're having a rough day or just need to vent, this mug is sure to make you smile with its hidden, but bold, in-your-face message. Plus, it's great for holding your morning brew of choice, so you can really get the day started on the right foot. So go ahead, give 'em the finger (figuratively speaking, of course) with the "Up Yours" mug!
Capacity: 300ml, Material: Ceramic.