Description Got a serious chewer on your hands? KONG Extreme rubber represents the most durable KONG rubber available and comes recommended by veterinarians, trainers, dog enthusiasts and Staffy owners worldwide. Designed for tough chewers, this flyer will stand up to hours of fetch. Made from an ultra-durable, all-natural rubber formula, the KONG Extreme Flyer also delivers a dynamic rebound if your pooch misses the initial toss
