KONG Squeakair Balls Dog Toy - 3 Pack - The KONG AirDog Squeakair Ball combines two classic dog toys - the tennis ball and the squeaker toy - to create the perfect fetch toy. This durable, high-quality Squeakair tennis ball will not wear down a dog’s teeth. It’s made with a special nonabrasive felt, compared to the abrasive material on normal tennis balls. Combines benefits of traditional tennis ball and squeaker toys for extra stimulation Durable, high-quality materials for added toughness Fun, erratic bounce makes this the perfect interactive fetch toy Non-abrasive felt is gentle on dogs' teeth and gums as they chew so they can continue to play with ease