JAVOedge Clear Case for the Apple iPod Nano 4th Gen - 8GB/16GB
I ordered two of these for my daughters' new 4th Generation ipod nanos.  They were just what we needed.  The are made of clear acrylic (a hard plastic) with a front and back cover that snap together so it's a perfect fit.  I specifically wanted a clear case because my daughters would not have wanted to cover up the purple and blue color of the iPods.  The screen and wheel are both open without a covering which I personally like because when I had a cover on my own iPod that had a protective cover for the wh