Leather Tracking line This product is of very good quality, if you understand the finer points of tracking and apply same this line is perfect for police working dogs and for the sport dog. This product will last a lifetime. Again that's if you keep it clean and as with any leather product, protected. A little work is involved. The stitching and brass snap are of good quality. Good tool to have not only for tracking, when training your service dog, very good quailty, stitching, and brass snap.