Reebok Womens SMOOTHFLEX RIDE 3.0 Purple Running 9.5 US Mesh Open mesh upper for lightweight breathability with SubLite midsole foam for lightweight cushioning Low-cut design for added mobility with heel counter for rearfoot support SmoothFLex technology combines a full-height heel for traiditionial cushioning with RealFlex insipired outsole nodes to promote natural motion Upper overlays are integrated into lacing system for great fit and support CRTek high abrasion rubber on outsole for extra durability in high wear areas