describe Perfect for Polaris 280 and 480 robotic pool cleaners with the same specifications as the Polaris K13 net. Zippers last longer over time that scratches and won't clog. Large capacity stringer bag with reinforced seams and ultra-fine mesh to capture even the smallest waste. The specific shape of the mesh prevents debris from falling out when the robot vacuum is stationary. Hook-and-loop attachment on the hose makes it easier for debris to pass through the filter. Pack of adaptation for the Polaris 280 pool robot The adjustable stringer bag allows you to replace your original bag. Assembled with care, it will give you the best performance and longevity. Polaris Bag in Fine Knit Superfine Knit Very tight mesh to capture the most particles thin Zipper for Polaris bag Plastic and metal zippers with anti-rust treatment Larger than stock capacity to capture more debris and reduce bag emptying Carefully reinforced seams and edges for longer life north star ring Check your bag rings Please check the shape of your Polaris bag, it may vary by model. How to replace the Polaris robotic bag Bag Components for Polaris Bags Polaris Pack Replacement Remove Polaris 280 Bag Find Ring Bag is Attached at the top of the robot. turn the ring You can turn the ring left or right. Please do not lower the ring without turning it. Take out the bag After the ergos are out, you can take out the bag. Don't forget to remove the hook-and-loop bag from the piping.