KONG 2XL Extreme mentally stimulating enrichment designed to satisfy your dog's natural chewing instincts. Crafted from the most durable rubber, it is i for the most aggressive chewers, providing a tough and long-lasting chew toy. This versatile KONG can be used for chewing, chasing, and fetching, making playtime more engaging. You can fill the center with peanut butter, cheese, or treats to keep your dog entertained and mentally challenged. Even without treats, dogs enjoy chewing on the KONG, which also bounces in an unpredictable pattern to add extra fun. Made in the USA, this toy is for dogs weighing 85 pounds or more and measures 6 inches in size. Model Number: