Dog & Bone's Wetsuit for iPhone 5 ($80) is similar in design and overall protectiveness to cases such as Incipio's Atlas and Lifeproof's Nüüd. It's a waterproof case, and like the latter, leaves the iPhone's touchscreen exposed rather than covered by plastic. Instead of splitting into two pieces, Wetsuit consists of three, starting with a rubber skin that snaps two plastic pieces around it. Once installed, there's full button protection, and a door…