Saucony's first shoe to offer a full midsole of EVERUN Continuous Cushioning. For even more energy return, more responsiveness, more cushioning & a more amazing run from your first step to your last. OVERVIEW The first ever full-length EVERUN midsole EVERUN Topsole construction for enhanced energy return & continuous cushioning throughout the run Engineered stretch mesh upper for a dynamic, lightweight fit ISOFIT creates a dynamic fit system by adapting to the shape & motion of the runner’s foot Streamlined Support Frame for the ideal heel fit & hold Highly durable TRI-FLEX crystal rubber outsole