New Balance 587 - Women's A highly stable trainer made for the heavy runner and severe over-pronator who quickly breaks down the midsole and needs a firm shoe. Synthetic/mesh upper provides lightweight comfort and support. C-Cap® midsole with ABZORB® in heel and forefoot adds maximum shock absorption, a graphite Rollbar(TM) and TPU medial and lateral post offer pronation and supination control. The solid rubber outsole delivers long-wearing durability. Weight 11.9 oz.