These two mugs look the same, but when you add hot water, one of them reveals a live cat inside the box, while the other... well, let's just be glad it's only a thought experiment. The best mug set for your many-worlds! Each mug holds 10 oz. Perfect for any hot beverage: coffee, tea, hot chocolate, pumpkin spiced beverage.

• 2 10 oz. Ceramic coffee cups with a comfortable handle.

• All of our mugs come in a beautifully designed, colorful box.

• UPG is a novelty gift company specializing in smart and funny gifts.

Check out our shop for all types of quirky fun stuff! Timeless Keepsakes~ Trendy Kitsch~ We Have It All