Premium Quality: Made from food grade TPR materials, eco-friendly, do good for your pet. The diameter of the toy ball is about 9.0cm/3.54inch. Soft texture with strong toughness can withstand bites from medium-sized dogs. Built-in Squeaker: Features an internal squeaker, perfect size and suitable hardness to squeeze or bite for create loud sound, provide long-lasting entertainment. Multi-function: The dog ball can be a play toy, also can be a teeth cleaning ball. Long elastic spine helps remove plaque and tartar, keep teeth clean and freshen breath. HIGH Bounce: When the ball hits the ground, it bounces high, great for playing with your little friend in the yard, house, park or shore. It also inspires pets’ hunting instinct to chase this ball madly, so that it can better train pet’s agility. Excellent durability: The toy ball helps the dog to release stress and promote tooth growth. Designed to be good for your dog’s gums.