Premium Beef Tails are made from 100% Natural Beef Tail. Simply Air-dried with No additives, No Preservatives, Nothing! High in Protein, Low in Fat and a tasty alternative to Pizzle, our Beef Tails are a Longer Lasting chew, making these perfect for cleaning your dogs teeth and gums. Cow Tails are a great chew for dogs with sensitive digestion or which suffer from allergies. These chews are very similar in consistency to beef pizzles one of the most popular dog treats on the market.