Pearl Izumi Men's EM Road M3 v2 Running Shoe 100% Synthetic Imported Rubber sole Fall/winter 2016 Dynamic offset-shaped midsole features our most cushioned midsole platform and is biomechanically tuned for mid-foot over pronation SeamlESS upper provides support and structure in a lightweight, seam-free package. With 1:1 energy foam in forefoot cushions upon impact and returns energy back High-density post at medial mid-foot is engineered for pronation control. With 1:1 energy foam in heel cushions upon initial ground impact. Blown rubber in the forefoot and carbon rubber crash pad Dynamic offset: 4 mm at initial contact to 7.5 mm at mid-stance. Heel stack height: 30mm (includes midsole, outsole and eva strobel board)