Rounded Elastic Martingale RingsOur Rounded Elastic Martingale Rings are a variation on a classic martingale that is less severe but also super adjustable so you can tailor them to fit your horse's needs. The elastic martingale helps to prevent your horse from raising its head, while the elastic offers a softer action than a classic martingale. The adjustable slider means you can tailor the rings to sit closer together, like a standing martingale, or further apart, depending on how