The Guide 9 is back at it again, delivering a plush and supportive ride to take you all the way to the finish line, and beyond. It features EVERUN, the latest in cushioning construction and material innovation. EVERUN takes a dramatically more lively and responsive foam cushioning material and brings it closer to your foot than ever before, which means more bang for your running buck. It s what we call Topsole construction, and it s changing the game in a big way. We think you d agree, you should get your feet on this stuff!