Nylabone All-Natural Pop-In Dog Treat Refills are all about big flavor and no guilt. Whether you're refilling your Nylabone Pop-In Treat Toy (sold separately) or offering your furry friend a delicious anytime snack, these all natural dog treats made with real chicken offer the ultimate in flavor and long-lasting chewing fun. Proudly made in the USA, each healthy, highly digestible treat contains limited ingredients to promote your dog's overall wellness and give you peace of mind. These dog chew treats are easy to load into any size Nylabone Pop-In Treat Toy (sold separately) and fit firmly to give your dog a tasty chewing challenge from both sides of the toy. They’re the paw-fect choice for any time you need to pop ‘em in and load ‘em up!