The M607NV from New Balance is an entry level all-terrain shoe that features ABZORB in the heel and forefoot which has line foam material with excellent cushioning and compression set properties. A bend of DuPont Engage isoprene rubber and propietary materials provide the ultimate ride. N-DURANCE outsole rubber compound for maximum durability in high-wear areas. Injection molded EVA for lightweight and cushioning. AT TREAD outsole combines running and trail lug configuration designed for on- and off-road use. Synthetic/mesh upper is lightweight and supportive. Reflective detail safety feature.