Adjustable running martingaleHigh quality leather martingale, practical, adjustable and extremely elegant. Leather martingale with reinforced stitching designed and made with the task of preventing the upward movement of the horse's head, acting directly on the mouth by means of the reins passing through the ring at the end of the fork. The reins must be used with the olives, otherwise the martingale can slip forward and get caught in the ring of the mouthpiece, blocking the