"Hey, no need to apologise," he says, holding up his hands slightly, a small smile on his face. "Everyone's got their own story, yeah? And that-" he says with a nod...well, towards the guy, but- "that's uh, putting something in a place you can't see but you can take it back out, right? That trick?"

A.K.A hammerspace, but like Tidus knows an actual name for the process.