Kurgo Duty Bag for Dogs, Refillable Dog Poop Bag Dispenser, Dispenser with Dog Waste Bags, Attaches to Any Leash, Hook for Used Waste Bags

The Duty bag is a convenient way to make sure that you always have poop bags handy. Designed to work with any flat or rope-style leash, or any backpack, it attaches easily and features a built-in hook to hold used bags until you can locate a trash can.