PetSafe Busy Buddy Refill Ring Dog Treats for select Busy Buddy Dog Toys, Peanut Butter Flavored Natural Rawhide, Size B, 2-Pack 2-Pack (16 rings per pack) Specifically made for busy buddy toys, Fits Busy Buddy toys that hold Size B treat ring refills Irresistible peanut butter flavored natural rawhide treats Natural flavoring Helps redirect potentially destructive chewing behavior into positive playtime