HeroDogTreats Tripe Sticks are made from premium grass fed, grass fed, open range beef. They are all-natural, chemical and preservative free. These stinky crunchy treats are full of vital nutrients. Beef tripe contains vitamins and amino acids that give your dog energy. Tripe also includes natural Omega 3 and 6 fatty acids that help maintain a supple skin and a shiny coat. Sold per bag. This is product of Brazil.