To you, what is the perfect coffee mug? Does it have to be extravagantly designed? Does it have to smell like coffee itself? Or does it need to have flashing lights in it that show you the nutrition facts and how many cups you’ve drank that day?

Mugs like the Retro Heat Change Mug maybe the most entertaining mug there is, but if it isn’t your thing let’s explore other options.

The guys from the Fraunhofer Institute of Germany would like to keep it keep it simple. What should a coffee mug do? It should be able to contain your coffee and keep it hot. And that’s what makes the Perfect Coffee Mug just perfect.

The Perfect Coffee Mug keeps your coffee as hot as it was the moment that you poured it without you having to put a lid on it.

The mug has an aluminum frame that is coated with ceramic along its edges. The space between the frame and its edges have a changing material in it that acts as a mechanism that keeps heat by maintaining the same temperature once it absorbs heat from the coffee.

What’s good about it is that you don’t even need to plug the device. Because, come on, no one wants to drink from a coffee mug with wires coming out from it.

The mug is still in its planning and preproduction phase but coffee lovers are all waiting for it to hit the market and gadgetepoint because that is where the cool gadgets can be found.