KONG extreme represents the most durable version of the original KONG toy. The ultra-strong, black rubber compound is recommended for power chewers.
1. Perfect for stuffing with KONG treats and Ziggies.
2. Five sizes : Small, Medium, large, X-Large, and XX-Large.
3. Used worldwide by police, drug enforcement, and military K-9 teams
4. Also used by Schutzhund and AKC competition trainers.