It's my Enlightened talent.

[Jinxie smiles, standing up a little straighter at that. She trained hard for this.]

I can use them anytime I want. Enchanting them for other people is a little bit harder, but I try to make as many as I can. All you have to do is concentrate on it and throw it into the air like I did. There's only enough power in there for it to work once, though, so make sure you save it for a time when it's really important.