Fire Hydrant Dispenser with 30 Pick-up Bags by Bags on Board . Includes 2 rolls of 15 pet waste bags. Red Fire Hydrant Dog Waste Bag Dispenser with 30 dog waste bags (2 rolls of 15 bags) makes picking up after your dog simple, fun, and easy; attaches to any leash (standard or retractable), so you'll always have poop bag when you need it. The Red Hydrant poop bag dispenser has a sturdy, compact design and holds 15 large dog poop bags. And, when it's time to refill, simply twist off the top and reload with a fresh roll of bags. Bags on Board bags have double-sealed seams to make them stronger and leak-proof guaranteed.