4Pcs Dog Balls, Squeaky Dog Ball Dog Toys Teeth Cleaning Puppy Chew Toys Product Details The package contains 4 pcs 6.5CM dog balls, including blue-yellow, blue-orange, blue-red, red-green. It can meet your pet's daily needs. Unique Design The sound producing device inside the pet ball can simulate the squeaking sounds made by animals, making sounds when pressed or touched, creating a fun interactive and entertaining atmosphere. Training Ball Chasing and catching up with the training ball can also improve your pet's focus and attention. When pets focus on chasing the training ball, they need to concentrate on predicting the direction and speed of the ball's movement so that they can better catch the ball. Chasing and catching the indestructible dog ball is also a way to enhance the interaction between pets and their owners. Owners can participate in the game with their pets and mobilise their pets' motivation and participation by controlling the movement of the ball. This not only increases the intimacy and trust between pets and their owners, but also enhances the owner's understanding and control of the pet's behaviour. Chew Toys Pet balls are ideal chew toys, especially for dogs. Chew balls satisfy your dog's desire to chew and help them exercise their teeth and jaw muscles. At the same time, chew balls can also help clean your dog's teeth and prevent oral diseases.