Harness leather over-under. A sure fire way to chase" your horse forward in training or across the finish line. The unique attachment allows the over under to stay put on the horn and at the same time the adjustable design allows for lengthening and shortening depending on the size of the horse. The fine workmanship and the quality Hermann Oak harness leather makes this over under a necessary piece of equipment for any level of rider or competition. Hermann Oak Leather"