Perfectly compatible with Polaris 280 and 480, K13 and K16 robot pool cleaners. Same design and same quality as the original Quality components: Ultra-fine mesh to capture the finest debris, premium zip closure, heavy-duty seams with reinforced edging. The connection between the bag and the rigid plastic attachment ring allows to keep the entrance of the bag always open and allows a better passage of waste. Easy to install and use thanks to the automatic locking claws, to the scratch fastening to the pipe for better passage of debris, easy opening of the bag thanks to the scratch of quality that covers the entire width of the bag. Set of 2 stringer bags adaptable to ZIP for Polaris 280 or 480 robot. Quality at the best price. Product Description Set of 2 adaptable silt bags for Polaris 280 or 480 pool cleaner, model identical to K13 K16. Closure of the bag by a zipper or zip closure. Quality materials for better longevity. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be some color difference, depending on the physical object received Delivery Quantity: (according to the main image)