Pacific Rim Technologies has announced the 4G Shield hard case made of aircraft-grade aluminum. The 4G Shield features a swivel belt clip, and a clear, hard plastic screen protection and access to all iPod functions. The 4G Shield is priced at $34.99 and is expected to ship in early September 2004. Some of the comments below refer to the hole in the back of the case. This hole is used to push the iPod out from the case for removal.