Pearl Izumi Women's EM Trail N2 v3 Running Shoe 100% Textile and Synthetic Imported Rubber sole Spring/Summer 2017 Seamless Upper delivers improved mid-foot fit and the Anatomical Forefoot Shape allows for natural forefoot splay and foot swelling ESS forefoot rock plate protects feet against stone bruising and rock push-through. Aggressive, multi-directional carbon rubber outsole offers superb traction and abrasion resistance. Dynamic Offset: 4mm at initial contact to 7.5mm at mid-stance. Heel Stack Height: 27.5mm