If you're a coffee lover (or any hot beverage lover for that matter) you need to get your hands on these one-of-a-kind coffee mugs. The heat from the coffee warms the mug and changes the outside design. Whether you're left with a bloody crime scene or a disappearing cat, there's a heat activated coffee mug that will warm your heart. Our personal favorites are the Harry Potter-inspired heat activated mugs! "Mug"gles sure do love their coffee.
This Batman mug that lets everyone know who the real super hero is.
Don’t worry, Batman is here to save your dreadful sleepy eyes.
This “Harry Potter” mug that spills your secrets.
This gas tank coffee cup.
Because running on E is about as far as we get before our morning coffee.
This mysterious “Alice in Wonderland” coffee mug.
Watch the Cheshire Cat disappear before your eyes to nothing but that creepy grin.
This humorous Jesus coffee mug.
Jesus not only saves, but apparently he shaves when heat activated too.
This mug that brings out the sharks.
What a perfect way to celebrate shark week!
This cup that recharges you.
From low battery, to completely functional.
This mug that plays a game of tetris for you.
How cool is that?!
This cup that pretty much sums up our mornings.
We only hope that eventually we’ll be able to open our eyes.
This coffee mug that blossoms.
Just add some coffee and a beautiful tree blossoms with bright pink flowers.
This prehistoric coffee mug.
Watch this T-Rex turn into the fossils we see today as your coffee warms the mug.
This cup that’s out of this world.
As you pour your morning joe into this mug, the constellations begin to appear.
This mysterious “Harry Potter” mug.
With the addition of hot coffee, you can secretly see foot prints begin to appear.
This cup that goes from droopy to wide-eyed.
We’re pretty sure our eyes still look droopy after only one cup of coffee. Give us about 5 and we’ll be wide-eyed.
This “It’s Always Sunny In Philadelphia” inspired coffee mug.
Dennis’s shirt just falls right off as the cup gets hotter.
This coffee mug that turns from a zombie to a smile.
‘Cause if you have a smile on your face before a cup of coffee, then you must have magical powers.
This coffee cup for the “Dexter” loving fans.
You can show off your true love of crime scenes as this “Dexter” mug turns from black to a blood bath in a matter of seconds.