Keep your pooch playing for hours with Busy Buddy Natural Rawhide Peanut Butter Rings Dog Treats! These peanut butter-flavored rawhide rings are paw-fect 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 Petsafe toys: Bristle Bone, Bouncy Bone, Jack, Nobbly Nubbly, Slab o' Sirloin, Cravin' Corncob, and Chompin' Chicken.