The product description 1. [Features] : Pet hanging bell is not only a good decoration for pets, but also a good pet tracker, making it easy for you to find your pet; Bells allow birds and small wildlife to hear that your cat or dog may be trying to hunt it, giving it enough time to escape 2. [Material] : The dog talisman bell is made of high quality brass material, with smooth surface, tough, corrosion resistant and durable; Same material as the Statue of Liberty. 3.SIZE Bell shape SIZE :W: 20mm H: 27mm, product weight :16g(including key ring), suitable for dogs and large cats 4. [removable] : The key ring makes the dog wind chimes easily attached to the dog collar or harness d ring, suitable for small and medium-sized pets to wear; If you don't need it, you can remove it from the collar 5. You will get :4 brass bells and 2 key rings