It is a common fact how strong a dog's sense of hearing is. Imagine the clanging your furry friend hears when running to greet you. Plus, you can hear the rattle at any time of the day in your home. Eliminate this noisy inconvenience with this clear, durable pet tag silencer that keeps tags quiet and leaves them easy to read. Each one is made of PVC, measures 1 5/8" x 1 3/4" and easily holds up to 3 regular sized dog tags. Add a brand name, logo or message to customize!