Hand Picked, FDA and USDA Approved. Highest Quality, Free Range, Grass-Fed Beef. 100% All-Natural, No Preservatives! High in Protein: Each bully stick is packed with protein and other essential vitamins for your pooch's long term health. Perfect for Maintaining Healthy Teeth: Each EcoKind bully stick helps scrape away tarter and plaque for clean teeth and gums. Fully Digestible: Made of only Natural Beef, these dog chews are 100% digestible and safe for your pup.