If you’re on the hunt for the perfect hot and cold instamode, you’re in luck: Hot and cold, hot and chilled, hot or cold, are the two hottest and coldest brands on the planet.

But what exactly are these products?

How are they different?

And what do they have in common?

To find out, we spoke to a number of hot and chill brands about their hottest and chilliest instamodes, which you can see in the gallery above.