Loving Pets Pure Pure Piggy Pig Pizzle contain no additives or preservatives. In fact, they are made from the finest quality free-range pig available. No worries about disease, hormones or antibiotics. Pure Piggy Dog Chews satisfy a dog's natural desire to chew, and are great for cleaning teeth and gums. Pure Piggy provides your dog with hours of enjoyment. Pure Piggy Bones and Chew Treats prevent destructive chewing by satisfying your dog's natural desire to chew.