Yeah, I'm pretty sure they're magic, but I couldn't tell you what that means here.

[Poor Prompto is just sitting there dejectedly at this point. Alien creatures, crystals that never get dry, total estrangement from everything he knows and understands. He doesn't even have access to his best friend's inventory anymore. He can only carry things, like, with his hands. Or in his pockets. Like a peasant.

This sucks.]

My first thought was ice, but they're not, you know. Freezing. So I dunno.