Introducing the KONG Senior Kong Dog Toy in Large, designed specifically for your aging pup's chewing and play needs. Made with a unique natural rubber formula customized for senior doggies, this toy is perfect for those who have enjoyed a lifetime of chewing. Plus, it provides a gentle and comfy chewing outlet that will make their day. Watch your wise pup go wild with this erratic bouncing ball that's sure to keep them entertained for hours. It's great for stuffing with kibble and peanut butter or any of your other fur-baby's favorite treats like KONG Snacks or Ziggies. If you're looking for something extra challenging, simply pop it in the freezer and watch your furry friend work on it for even longer!