What are those two things that come with the Jordan XX2's for?

Question

they say AIR

What is the difference betweens the one already in the shoe that say Zm and the ones that say AIR?

Answer 1

well if you READ what came w/ the shoe, you would have known about the IPS (Independent Podular System) and the interchangeable pods.

the Zm pods have double stacked zoom air in them.
the Air ones have normal air.
i'd say try both to see which one you like.

Answer 2

It's for the cushioning system, you can use the double stack Zoom Air or encapsulated Air cushioning system. If you take out the soles and flip them over you'll see where to put them