Back on TrackÂ® Exercise boots are an excellent alternative to using bandages when training to provide protection against knocks . These close fitting boots are made of durable neoprene with a cotton and polyester WelltexÂ® lining and hook and loop fastening. Save time and effort with these easy to fit boots that offer all the benefits of the Back on Track products. Available for front and hind legs. Mesh bag included! Use it as a storage bag or washing bag.