Durable and Safe - Made of high-quality TPR rubber, durable and lightweight to float on water. Ideal for owners and dogs to do interactive games. Exercise - Dog Balls can be thrown into the distance for the dog to connect, exercise the dog"s reaction speed, and make the dog move more agile. Interaction - Encourage interaction to help the dog and owner establish a tacit bond with each other. Raised Design - The surface of the dog ball is covered with most of the raised particles, which is conducive to cleaning the dog"s mouth and eliminating tongue coating bacteria. Unique Design - The double color matching design can attract dogs" interest in chewing toys, and the built-in sound device can effectively prevent dogs from falling off and swallowing during the chewing process. Material: Rubber. 6.5Cm in diameter, hollow ball, weighing about 53g, with BB call, crisp sound. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!