1. Safe Material It is made of environmentally friendly and natural rubber material, tough and resistant to, and will not produce harmful debris during the dog's, leaving you without any worries. Whether it is the teeth grinding needs of puppies during teeth replacement or the daily biting habits of adult dogs, they can be satisfied. 2. Interesting Voice And Stimulating Vitality Builtin sensitive sound device, as long as the it gently, it can make a crisp and loud 'squeak' sound. This novel sound will instantly arouse the dog's curiosity and hunting instinct, allowing them to have fun, effectively consume the dog's excess energy and reduce the behavior of the house. 3. Multifunctional Dog ToyThis is a multifunctional and interesting toy for dogs that combines teeth grinding, squeaky sound, and retrieval training. Dogs can use it as a chewing toy or for agility training both indoors and outdoors. It can help dogs pass the boring time and enhance their happiness. 4. Teeth Grinding and Cleaning FunctionThe toy is made of foodgrade TPR material, which is elastic and enduring. The waveshaped protrusions on the surface of the toy effectively friction off food residues, dirt, and tartar in the dog's mouth while they chew on the toy. It helps clean the dog's incisors, canines, and molars, promoting good oral hygiene for your dog.