For those of you wanting to step up your running game, you might as well lace up the world's fastest sneaks. The Adidas Adizero Adios running shoes ($110) are not only environmentally responsible and contain a molded respoEVA sock linerĀ for an anatomical fit, but they also hold a world record 2:03:59 marathon time. They had a little help from Haile Gebrselassie, but who's counting.