Color as shownSize:11CMLester:300g1. The spiked ball is made of TPR material, which is environmentally friendly, non-toxic, safe and bite-resistant.2. Specification: Diameter: about 11cm. Color: blue, orange. Quantity: 2 pieces3. Brush teeth, The non-slip saw-tooth design of the toy balls adapts to the shape of the dog’s teeth. It is helpful to clean your dog’s teeth, massage their gums and keep their teeth strong4. Perfect for fun interactive training, perfect for retrieval and catching training to keep pets healthy.5. Can refresh dog’s bad breath, clean teeth and reduce boredom. Will be a good pet toy when you are not at home.