These Nylabone Peanut Butter / Chicken / Bacon Extreme Bone Triple Pack - Small are a must-buy for powerful chewers weighing up to 11kg. Made from durable Nylon, these delicious treats are designed to discourage destructive chewing and encourage healthy habits, plus the surface of the Nylabone becomes rougher as your pup chews, helping to clean their teeth, control plaque and tartar build up.