The march of new iPhone 3G cases continues with a translucent hard shell case from Speck. It is called the SeeThru Hard Shell for iPhone 3G and pricing puts it around $30.
The offers what Speck says is a slim profile design. Rubberized finger grips help prevent slippage and the two piece, snap design includes a removable bottom for docking. The bottom of this case also serves as a stand for the iPhone 3G when detached.
Other features include access to all iPhone 3G controls and availability in a variety of colors. You can find this at retail now.