The virtual pavement consist of a multilayer Photoshop 5 file. On the background, that is fully tileable, you can place the detail layers. They are exposed so that they fit onto the paving tiles of the backround.
This set contains:
- The background
- 5 lids in different sizes and shapes
- 3 small lids
- a cracked paving tile
- and a oil spot

If you need more detail, there also is a pro pack available.