PetSafe Busy Buddy Refill Ring Dog Treats for select Busy Buddy Dog Toys, Bacon Flavored Cornstarch, Size B (Pack of 3) Pack of 3 Busy Buddy treat rings are designed for use with select Busy Buddy dog toys Irresistible bacon flavored cornstarch treats Fits Busy Buddy toys that hold Size B treat ring refills Helps redirect potentially destructive chewing behavior into positive playtime