The design is printed on paper to the size needed to fit into the pouch, then all is laminated. You can create transparent decals by printing on transparent paper. A stand is made of foam core and attached to the back with double sided tape. The size can be larger if needed. Adding a logo to your work is a nice way to add to the works credibility.
Paper comes in lots of colors and textures.
Not all papers will print nicely through an ink jet printer, but more and more assortments of papers are available than a few years ago. Full color photos are almost always a plus on a page. In fact, if you are using a full color photo on your page often, the best way to choose additional page colors is to pull color choices directly from the photo.