Browsing the aisles at Fry's today, came across something that is approximately the same size as the nMP.
With a little work, could be repurposed as a case for some peripherals:
Just need to remove the 4 feet, and perhaps repaint to your favorite color.
http://www.frys.com/product/6910917?site=sr:SEARCH:MAIN_RSLT_PG
With a little work, could be repurposed as a case for some peripherals:

Just need to remove the 4 feet, and perhaps repaint to your favorite color.
http://www.frys.com/product/6910917?site=sr:SEARCH:MAIN_RSLT_PG