Tagnabbit is the small, revolutionary tag ring that makes a big difference!This completely unique tag ring is designed to make It easy to add or remove your pets tags as well as switch tags from collar to collar.Made of two durable nickel rings attached by a swivel so that the tags wont get tangled. The top ring easily attaches to or releases from any collar. The bottom, larger ring is the tag ring, with an easy attach/release for your pets tags. Great for cats and dogs.