Ball Park Prime Bun Size Uncured Beef Franks are made with 100% USDA Prime Beef, to turn a great hot dog into a grill worthy masterpiece. These bun length beef hot dogs are made with no added nitrites or nitrates, except for those naturally occurring in sea salt and celery juice powder, no by products or fillers, and no artificial flavors or colors. Bigger than regular franks, these all beef hot dogs are long enough to fill the entire bun.