Keep your pooch playing for hours with Busy Buddy Natural Rawhide Peanut Butter Rings Dog Treats! These peanut butter-flavored rawhide rings are great for rewarding your pal after training sessions or as a daily “just-because” treat. Simply add them to your pal’s favorite PetSafe toy (sold separately) to help keep him engaged during playtime. These refill treats are compatible with the following small Petsafe toys—Bristle Bone, Bouncy Bone, Forever Bone, Jewel Pop, Jack, Nobbly Nubbly and the Treat Holding Animals, including turtle, hedgehog, unicorn and dinosaur (each sold separately).