Ruffin It All Natural Mini Pork Hide Ears for Dogs, 1-Pack (5 Ears in Total) ALL-NATURAL: Free from preservatives and additives, this snack is easy on your pups digestive system and keeps the unnatural chemicals away from their sensitive bellies. EXCELLENT FOR THE URGE TO CHEW: Even if your dog likes to sink their teeth into your shoes and carpets, this treat helps to satisfy the need and save your footwear SLOW-ROASTED: This long process helps to pack in the flavor so your dog keeps coming back for more. GREAT FOR DOGS TEETH: The specialized design of the pig ears help to clean off your pets teeth for gums full of pearly whites. The resistant texture helps to strengthen their jaws and mouth.