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. • Heat activated color changing mugs are microwave safe, but not dishwasher safe. Hand wash only. Don't soak.
• 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