London Marathon winner Sabastian Sawe holds up the Adidas shoe he wore during his record-breaking marathon. Alex Davidson/Getty Images Sabastian Sawe ran the London Marathon in 1:59.30, smashing the world record. The Kenyan long-distance runner wore Adidas' Adizero Pro Evo 3 sneakers during the race. Dubbed the "supershoe," these sneakers go on sale on Monday for $500. A sub-two-hour marathon was considered an almost impossible feat. That was until Sunday, when Kenyan long-distance runner Sabastian Sawe and Ethiopian Yomif Kejelcha finished first and second at the London Marathon, reaching the finish line in under 2 hours and breaking records in a competitive race. That wasn't the only thing they had in common.…