Saucony Women's Peregrine 7 Trail Running Shoe Textile Imported Rubber sole Shaft measures approximately low-top from arch PWR TRAC Outsole for optimal grip and traction across a multitude of surfaces.Heel Stack Height: 21.5mm. Normal Mid Arch EVERUN Top sole construction for enhanced energy return and continuous cushioning throughout the run TPU exo-skeleton frames the foot for optimal support and protection RUNDRY Collar Lining for moisture-wicking comfort