Pet Waste Bag Dispenser, Aluminum, with 400 Dog Waste Bags, PNP-400 Single Bag Pull, All Aluminum Dispenser, includes mounting hardware & (400) Pet Waste Bags. Mounts to: Steel U-Channel Green Post or Square post (optional) Holds 400 Pick-Up Bags. Made of aluminum. Will not rust. Size: 17H x 10W x 4D