KONG Large Peanut Butter Marathon Chews, 2-Pack is designed to keep your dog happily engaged for hours. This grain-, peanut butter-flavored chew fits ly inside large rubber KONG toys, providing a satisfying and long-lasting challenge for your pet. The chew features small nubs that encourage your dog's natural chewing instincts, making playtime both fun and stimulating. Simply insert the pronged end into the larger side of the KONG toy, and it will stay securely in place. For extended enjoyment, you can ze the treat inside the rubber KONG, which can make it last up to 2.5 times longer. Proudly made in the USA, this pack includes two delicious and durable treats to keep your dog entertained. Model Number: