Practical and durable, the Performers 1st Choice Nylon Brown German Martingale Rein Set is an excellent training device favored by classic English riders. This set is made of durable nylon, includes four D-rings, and is designed for maximum control with minimal pressure. About JT International For over 35 years, JT International has been providing riders with quality equestrian equipment designed to maximize the riding experience. With over 1,100 different types of products available, they offer new and time-honored favorites to riders all over the world. From tack to training supplies, JT International has each rider and their mount covered. Made of high-quality material. Features 4 D-rings on the rein. Designed for control with a minimum amount of pressure. Easy to use. Length of martingale:From Y down longest is 30" shortest is 26"