Though inexpensively made and too tight for our iPhones, PDair's new Leather Sleeve with Cover for Apple iPhone ($28) offers an almost smart leather case design that covers much of the iPhone's body, plus two screen protectors -- a clear soft plastic integrated one, and a flip-closed front cover. It also includes a detachable plastic belt clip. We liked the way the Leather Sleeve looked, but literally had to tear it off of our iPhones because it was…