3 Pcs in one package. Diameter of each ball: 7.5 cm. Works well for training dogs (not suitable for ferocious dogs or large dogs) Funny Squeaking Sound: Squeaking sound will make your dog more excited. Irregular beat: The ball with a special shape, so there are no rules for rolling and bouncing, which is difficult to judge where the ball will stop, so the training of dogs of hunting. The use of food grade rubber to ensure safety for dogs. Soft material can protect the dog’s teeth while grinding their teeth. The maximum thickness of the pet ball is 0.8cm to ensure that it will not be easily destroyed by dogs. If there are any problems with our product, please contact us and we will give you a satisfactory answer. Protect furniture co.ukom damage Uneven surface helps dogs grind and clean teeth Diameter: 7.5 cm Weight: 80g * 3 Material: flexible natural rubber Content: 3 balls (orange, blue, green)