Nex Design Contour, First Ever Screwless Aluminum iPhone 4 Bumper

Finally we see an aluminum bumper case that doesn't use any screws. The Contour by Nex Design is a CNC machined aluminum bumper made for the Verizon and AT&T iPhone 4 with a slider style, self locking screwless design no other aluminum case or bumper utilizes. It's literally unscrewable. Nex Design must have been a big fan of having their iPhone 4 dockable, now you can easily slide off that bottom peice to do just that without having to remove a bunch of little screws. The Contour was designed with protection in mind. That's why Nex Design has designed it so it'll have moulded urethane inserts to isolate your iPhone 4 from impacts and a front and back lay-on-the-table design. 

Nex Design's Contour aluminum screwless iPhone 4 bumper comes in six vibrant anodized color options for $49.99. Available for pre-ordering now.

ElementCase Formula 4 & Ion 4 New Affordable iPhone 4 Cases

ElementCase is most known for their expensive aluminum iPhone 4 bumper cases in many different styles and finishes. This time, ElementCase is introducing their new Composite Line with two new cases for the iPhone 4 at a much more affordable price points with their new Formula 4 and Ion 4 cases. The Formula 4 case pictured to the left above is what ElementCase calls their most shock protective case which will run you $59.95, constructed out of ultra-high impact resistant polycarbonate material. The Formula 4 case has a slider style design and is a two-part case for easy docking with reinforced corners for a firmer grip as well as added protection. ElementCase's Formula 4 and Ion 4 both have a carbon fiber inlaid back plate. The Ion 4 will run you a bit less at $49.95, and it's made out of an ultra-high impact resistant TPU material with a non-slip ergonomic design. Both cases are compatible with the AT&T and Verison iPhone 4.

Incase Outs New Slider Colors For iPhone 4, Still Looks Outdated

Incase started the slider case hype by being the first case company to come out with the sliding style case for the iPhone. Incase has released a few new color flavors, 6 to be exact, of their Monochrome Slider case for the iPhone 4 to keep iPhone users interested in the what seems like an already outdated and boring case design. Since the new white iPhone 4 just got released, you may want to avoid the Slider case at this time. Haven't you heard? Your new white iPhone 4 is slightly thicker than the black model. If you're feeling nostalgic, the Incase Slider is finished with a top matte soft-touch coating and a chromed out bottom and will set you back $34.95.

SGP Releases Linear iPhone 4 Case Series

SGP has released a new line of cases compatible with both the AT&T and Verizon iPhone 4 called Linear. SGP's Linear iPhone 4 cases are composed of 3 separate polycarbonate pieces, an upper frame, a lower frame and a back plate. The Linear cases are available in 22 different colors, totaling 66 different color variations. Each piece can also be purchased separately to make yourself a one of a kind colored Linear case. The Linear case can be purchased for $24.99.

Cygnett Outs Aviator Brushed Aluminum iPhone 4 Case

It's nice to see new aluminum cases coming out for the iPhone 4 with a little different look other than the usual bumper style. The Cygnett Aviator is a brushed aluminum slider case for the iPhone 4 with a removable bottom to let you easily dock your iPhone 4. From the looks of it, the inside of the Aviator case look like it's made out of a plastic material. Cygnett released very little information about their Aviator case and there isn't a price tag to be found.

Incase Sliders Now Dual Compatible With Verizon iPhone 4

Incase now offers dual compatible Slider cases for both the AT&T and Verizon iPhone 4. The $34.95 Slider cases are available now in a slew of colors. 

Power Your iPhone 4 With Incipio's New offGRID Case

Incipio has introduced their first ever battery pack case for the iPhone 4 called the offGRID today at gdgt's event in San Francisco. The offGRID battery pack slider case promises to double your iPhone 4's battery life using it's ultra slim 1450mAh battery. All of this power is packed into a slim case with a thickness of just 6mm with a weight of only two ounces, impressive to say the least. 

You can charge and sync your iPhone 4 while it's inside the offGRID case using the supplied mini USB cable, the blue battery status indicator LED's at the front will tell you how much juice you have left. You can pick up the offGRID in early-to-mid December for $69.99.

Source Incipio