Biting Dog Toy Vocal BallFeatures: Made of high quality materials, It's soft and cute outside, and it's durable inside, helping pets improve their intelligence and train your pets. Very good elasticity, so that the dog can play for a longer time, which can help the pet to relieve the decompression and enhance the relationship with the owner. Can be designed to release the remaining energy of the dog, divert the dog's attention, reduce the dog's damage to the home. Great Fun.