Camelot Full Size Chambon Horse Riding Lunge Training Device Chambon provides excellent control to encourage proper headset and increase flexing in the neck and poll without rein or bit pressure. An excellent training aid for young horses but requires an experienced trainer to use properly. Comfortable leather crown strap and durable, heavy duty construction. Rust-free stainless steel hardware; adjustable leather girth strap. Round ropes with leather reinforcements.