Well... [He frowns, his head tipping thoughtfully to the side.]

I mean it's making your clothes invisible too, right? Maybe you could wear something that blocked your heat signature and stuff. They probably make things like that. Or you could adapt something. Like run liquid coolant over the fabric somehow. Like, um... clothes made out of a plastic bag with cold stuff between the layers.

[He grins brilliantly.]

Then you'd just look like a weird floating head.