The Polaris 3900 Bag is the genuine replacement for the Polaris 3900 Sports Pressure Pool Cleaner. The Polaris 3900 Bag is 40% larger than the average filter bag, allowing the cleaner to pick up more debris with fewer stops. Features 5 Litre capacity 40% larger than the averafe filter bag Zipper closure durable material strong zipper part number W7610000
