Popular iPhone case manufacturer OtterBox, known for its ultra rugged series of protective cases, has released its iPhone 5 case lineup. All of the cases you best know OtterBox for are available for preorder now. This includes the popular Defender series, Reflex series, and Commuter series. New to the iPhone 5 lineup is the Prefix series case as well. Each case is available in wide variety of colors and can be pre-ordered by visiting the OtterBox website here.