Bully Sticks for Dogs - 6 Inch Beef Pizzle Treats - High Protein Chews - 3 Pack PROTEIN BOOST - Give your active pooch a protein boost to support muscle growth and sustained strength throughout his life. My ResQ Dog Bully Sticks make a scrumptious treat that your dog is sure to love. Each all natural stick is easy to digest and only 6 inches long for the perfect length of enjoyment.