100% Natural, Free-Range, Grass-Fed, No Additives, No chemicals, USDA approved. Human grade processing, free of hormones & antibiotics. Bully Sticks offer a long-lasting, satisfying chew to reduce tartar and maintain your dog's healthy teeth and gums. Made of all natural beef & buffalo, they are fully digestible, low fat, high protein. Only ValuePetSupplies bulk Bully Sticks are hand measured for consistent thickness. Choose from Regular, Medium, Thick and Jumbo sizes! Please allow for natural variation.