This training device is used to encourage the horse to move underneath himself and engage his core. It quickly converts to a gogue with a simple strap. It is designed to be used with the horse’s regular bridle and is made from durable, quality leather with nylon rope for pulleys. This tool is best used for lunging and groundwork. This is an advanced piece of equipment for use by experienced trainers and is intended for use during lunging and free schooling. Chambon training aids can cause sore neck muscles if overused.