Package Tray

I made my own, it's real easy. I made How-To article about it.
Replacing Package Tray

If you haven't thrown away your old one, use it as a template to trace out a new pattern onto some hardboard. A jigsaw will cut it easily. There's another member here who's also making his own because he has to make modifications to it but didn't have an original one in the car to copy so I sent him an outline of mine on paper.