183260Newton Running Sir Isaac SNewton RunningM011912Home/Newton Running Sir Isaac Shttps://www.shoebacca.com/media/catalog/product/cache/1/image/700x700/e9c3970ab036de70892d86c6d221abfe/M/0/1/M011912_1l.jpg1490
Newton Running Sir Isaac S shoe with highly-breathable closed mesh, slip-proof laces with heel-securing double eyelets, and lightweight ergonomic support strapping. Metatarsal stretch panels for foot adjustment, reflective logo and heel tab, and single-density, high-rebound EVA. Second generation Action/Reaction technology in the midfoot and heel. Midfoot support chassis for added stability. Beveled heel and toe, and met-flex enhanced midfoot flexibility. Accommodates most orthotics. Durable, high-traction actuator lugs, increased toe spring, and pronounced heel rocker. High-wear carbon rubber with traction tread.