Where can I get the correct replacement emissions decal?

slantsixdan wrote: "...buy the closest one available, scan it in at high resolution, then rework the text and artwork to match what I need. Sometimes this involves scanning the artwork from the factory service manual. Then from there you just have to find an appropriate printer and decal material to print it out."

Good idea, Dan! I can handle dat! What decal material do you suggest? Bumper sticker paper, maybe, or do you know of something better?