Cow ears are a great alternative to pigs ears, The are lower in fat perfect for sensitive tummies.   The addition of fur acting as a natural wormer as an added bonus.
These larger pieces of cow ear are perfect for larger dogs.
Benefits:
Hypoallergenic
Long lasting and great for dental health
Great for de worming
Low Fat- High protein
 
Analytical
Protein 79.3%, Fat 3.8%, Moisture 13.7%