The NCAA Crimson Pet Licensed Poop Waste Bag Dispenser & D Ring for Leash is a convenient way to keep your pets clean and healthy. This device features 40 rolls of 15 bags that come in a set. It can accommodate most standard-sized leashes and comes with a free collegiate dispenser and ring carabiners clip. The device is made of high-quality plastic that is BPA-free and leak-proof. The refills are easy to tear off and open, making them convenient for use.