Seemingly inspired by Incase's line of Slider cases for the iPhone and iPod touch, Griffin's Nu Form for iPhone 3G ($25) is a two-piece case with a bottom piece that slides off to let you dock the iPhone in Apple's device-specific dock. White with gray and gray with black versions are available, each with a small floating box graphic on the back, a non-adhesive screen protector, and a black cleaning cloth. Actual fit will vary from our top sample…
