KONG Extreme KONG Extreme represents the most durable version of our original KONG toy. The ultra-strong, ultra-durable, black rubber compound is recommended for the most powerful chewers. • Perfect for stuffing with KONG treats. • Helps reduce boredom and seperation anxiety for powerful chewers. • Unpredictable bounce for games of fetch. • Recommended worldwide by veterinarians, trainers and dog enthusiasts.
