{Pretty Loud Bells} - After the bell moves, its sound is very loud. You can hear it clearly from a distance and find the position of the dog or cat. {Stop Unwanted “GIFTS”} - You no longer have to worry about receiving hunting gifts from pets, such as mice, birds and rabbits. The sound of bells will scare away other small animals. {Metal Material} - Zinc alloy metal material, durable and shiny, and play the role of decorating dogs and cats. {Efficient Tracking} - You can judge where your dog or cat is based on the sound of the bell. If your dog likes to head off into the undergrowth you will easily be able to hear it’s whereabouts and keep on track of your walk together. {Ideal Size} - The size of the small bell is 8mm/0.31inch, and the size of the big bell is 12mm/0.47inch. It is very suitable for small and medium pets. There are two colors to choose from, silver and gold. Colour Name:Gold