Balls 'n Bones&reg; BIG DOG&reg; ONE-POUND Beef Braided Rawhide Rings for Large Dogs, Safety-Sealed, 4-Pack Guaranteed ONE-POUND rawhide ring designed for big dogs and aggressive chewers. 100% Premium Rawhide. Safety-sealed and lot controlled for safety. Patented no-run formula provides rich flavor throughout while keeping carpets clean. Made with grass-fed free-range beef hides. Antibiotic & hormone free. Contains Conjugated Linoleic Acid (CLA) an Omega-6 fatty acid for healthy skin and coat.