Pearl Izumi Men's EM Trail N2 Running Shoe 100% Textile and Synthetic Imported Rubber sole Heel measures approximately 1.25" Mesh running shoe with seamless upper featuring logo patch on tongue, lace-up vamp, and pull-loop at heel Dynamic offset: 4 mm at initial contact to 7.5 mm at mid-stance Biomechanically-tuned dynamic E:MOTION midsole for neutral to supinator running gait Esso forefoot rock plate to protect from stone bruising and rock push-through Aggressive, multi-directional carbon rubber outsole for traction and abrasion resistance