【Healthy Materials】 waterproof and bite-resistant materials, which can help dogs grind and clean their teeth and keep their teeth healthy. This is a beautiful gift for your cute pet. 【High Elasticity】 The high elasticity dog ball can keep the dog chasing, which not only can make the dog exercise happily, but also can train the dog's agility to help it stay healthy and strong. 【Flash Ball】 The colorful balls can better attract pets＇ attention. Your cat and dog can happily play with flashing balls