Built-in Squeaker The balls make a cute squeaky sound when squeezed, which attracts dogs' attention and makes them excited. Dog Squeaky Toys Interactive Fetch Ball 1.Made of high-quality natural cotton material which is durable and non-toxic, great for game of fetch 2.Fun squeaky balls provide long-time entertainment and stimulation, keep dogs occupied and avoid destructive behaviors. 3.It is a perfect gift for your dog. Great size is suitable for small medium dogs of any breeds.