The options for collar, harnesses and leashes for your dog are endless! Use what works for you and your dog. We have a large selection of leather, chain, and nylon collars. Our safety collars and leashes are great for running at night with your dog. Make training your dog as easy as possible with our selection of training collars and leashes. Pets Head to Tail offers high quality, long-lasting leashes, harness, and dog collars.