product description: Do you want to know how to prevent dogs from biting the sofa? This dog rubber ball can easily solve your problems. Characteristic: -The ball to clean the dog’s teeth can easily attract the attention of the animal, improve their intelligence and facilitate the training of the dog. - The dog balls help to clean the teeth and prevent the formation of plaque and tartar. -The intelligent ball for puppies can accompany dogs and distract them from solitude when they are at home alone. Specifications: -Material: Natural rubber -Colore: dark blue, green, red, yellow/> -Diameter: 5 cm -The package includes: 4*balls for dogs Note: -When you play with all toys, Supervision is recommended to avoid accidental ingestion. -Please allow a slight deviation in manual measurement data. -The cause of the difference between the different monitors, the color could be slightly different from the image, refer to the real product