Details: The Nike Air Zoom Structure 18 of Nike Running Shoe features added firmer foam for increased stability, along with ultra-responsive, high-speed cushioning to go faster, longer.Learn moreSTABILITY HAS NEVER BEEN FASTERINCREASED STABILITYThe Nike Air Zoom Structure 18 improves upon its predecessor with a triple-density Dynamic Support midsole. A new firmer foam along the heel and medial midfoot helps reduce excessive pronation, while Dynamic Support technology uses lightweight wedged foam to support your foot, dramatically increasing stability without adding weight.RESPONSIVE CUSHIONINGNike Zoom Air cushioning in the forefoot delivers a crisp, quick ride. Embedded in the Zoom Air bag are tiny fibers that flex into power position on impact, launching your step and setting up your next one. The result: pure, explosive, unrelenting speed.LIGHTWEIGHT COMFORTEngineered mesh throughout the upper provides comfortable ventilation and support where you need it most. For added support, asymmetrical Dynamic Flywire wraps the midfoot to create a secure, glove-like fit.MORE BENEFITSInternal toe tip for structure and durabilityFull mesh inner sleeve for enhanced breathability and a sock-like fitCompression-molded Phylon and Cushlon foams fused together for lightweight cushioningRubber crash rail on lateral outsole for soft, smooth transitionsDeep flex grooves for a smooth, efficient strideInternal heel counter for a snug, secure fitPRODUCT DETAILWeight: 9 ounces (women's size 8)...The Nike Shoes more colors

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