Train at maximum effort in comfort with the New Balance 857. ROLLBAR® technology controls motion so you stay comfortable and focused on challenging workouts. N-ERGY® increases shock absorption. EVA midsole teams with a seamless Phantom liner that reduces the weight of the shoe while enhancing fit. Nonmarking rubber outsole provides reliable traction. Forefoot flex grooves ensure natural foot flexibility. Leather low-cut upper for durability. Wt. 12.6 oz.