As a more deluxe version of the Sportsuit Runabout, Marware's Sportsuit Convertible ($30) is more than just an armband -- it's a neoprene third-generation iPod nano case, plus a belt clip, an armband, and a handstrap. You can choose from three colors -- blue, gray, or black -- each with a Multidapt clip-based system that lets you flip from attachment to attachment. It's not designed for use with the Nike + iPod Sport Kit, and has small holes for the…
