Engraving Studio
Engrave the back.
Apple offered free laser engraving on the back of the iPod, and people wrote all sorts of things there. Write your two lines, pick a shell and fill the On-The-Go playlist.
1. Engraving
0/30
0/30
Need an idea?
Lettering
2. Shell & capacity
3. On-The-Go playlist
Five songs that would be on it. They show on the front screen.