Featuresc cap midsole optimising support and comfortclosed cell polyurethane insert protection provides impact protection and consistent fitinternal hidden toe protection for added durabilityn2 low to the ground cushioning technology is a responsive durable and sustainable cushioning system in a low profile bodyn durance outsole with reinforced toe piece for durabilitymaterialsupper syntheticmesh sole rubbernew balance numeric introduces the 868 our most technically advanced shoe to dat