Boomwave has introduced its new Klips line of cases for the iPhone 3G and iPhone 3GS. Klips are slim hard polycarbonate cases featuring either laser-engraved or debossed designs on the rear. Other features include open access to all ports, controls, and the camera, a form-fitting design, and an included screen protector. In addition, each Klips case comes with a bonus clear polycarbonate case. Boomwave’s new Klips cases for the iPhone 3G and iPhone 3GS are available now and sell for $18.