Best Compatibility: Works effortlessly with Polaris 280 and 480 All-Purpose Panniers (parts K13 and K16). You will receive 2 Packs Durable Bags. Materials: polaris 280 pool bag made of nylon with strong stitching and tights is woven, durable, reusable and break resistant. Holds all types of debris: leaves, insects, twigs, sand and silt, not easy to damage. Easy to use: Specific net shape to prevent debris from falling when the robot cleaner is stopped, the extra-wide zipper opening facilitates emptying and cleaning of debris in the filter bag. Easy to remove and install hook fasteners that can be removed for cleaning in seconds. Perfect Fit: Premium hook-and-loop closure, this universal filter bag features heavy-duty hook-and-loop fasteners designed to securely snap onto the pipe cleaner and close tightly at the top. A safe and secure closure provides total reliability. Quantity delivered: 2 pieces Product color: white Product specifications: as shown in the picture. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin