Pearl Izumi Men's EM Road N2 v2 Running Shoe 62% Synthetic Mesh/38% Puffprint Imported Rubber sole Minimal running shoe featuring 3D seamless print upper for lightweight structure with integrity Heel-to-toe drop: 4mm with 23mm heel stack height E-motion biomechanically tuned neutral midsole 1:1 energy foam in forefoot and heel Blown rubber forefoot with abrasion-resistant carbon rubber crash pad