KONG Signature Sport Balls’ extra-durable rubber walls and lively bounce provide hours of fetching enjoyment. Specifically designed for dogs, the non-abrasive felt is easier on teeth and gums while satisfying a pup's chase-and-retrieve desires. These tough balls are made to last—and without any squeaking sounds, they are perfect for quieter play sessions. Enjoy lively rebounds with every throw, plus a non-abrasive felt for gentle dental care, and no squeaking for quiet fetching fun.