The layered system of fit works with the anatomy of your foot, putting more support where you need it & more freedom everywhere else. Interwoven layers of flexgear work with the tendons, ligaments & muscles are in the foot for a truly anatomic design. Reinforcements in the forefoot, eyestays & heel provide added durability & structure. Exposed mesh areas for superior breathability. Light, low, full-length Micro G® midsole, strategically cored out to save weight & allow for natural flexibility. Micro G® foam cushions as well as any traditional, bulkier foam & also rebounds your heel-strike energy for a quick re-launch. TPU shank extends from the forefoot to the heel & wraps onto the lateral sidewall for to help prevent rolling. Molded Micro G® sockliner cushions & keeps your foot locked in. Combination of textured rubber & herringbone traction pods deliver only what’s needed where you need it.