Prevent your horse from avoiding the aids with the Horze Leather Running Martingale. Made of durable, quality leather this martingale helps stop the horse from raising its head overly high to avoid the rider's aids. The martingale is adjustable at the neck and girth strap, which includes a traditional loop style attachment. Includes a rubber martingale keeper to keep the strapping in place. This style martingale is a favorite among jumpers and eventers.