Effective Fixed Hook and loop fasteners design makes it easy to fix the cleaning bag on the pipe and it is not easy to fall off. Standard Design The interface conforms to the specified size, and the installation can be completed simply by aligning the interface with the card slot. New Upgrade Grid design.Effectively filter pool impurities;Zipper design.Easy to clean;Greatly improve cleaning efficiency. How To Install? Step 1 Move the old cleaning bag in all directions to disengage it from the cleaner slot. Step 2 With your new pool filter Bag in hand, and then align the card slot of the cleaner. Step 3 Press down firmly until you hear a click. Step4 Completely install. Solemnly Declare: Not compatible with 280/480.Before purchasing, please confirm whether the model.When you put the bag in water, you need to squeeze all the air out of the replacement bag, otherwise the bag may float on the water.Specific grid design, if you find that the cleaner bag suddenly does not work, it may be because the grid is blocked by the garbage inside the bag. Excessive garbage will cause the cleaning bag to be airtight and there is no way to breathe, so it is necessary to regularly clean the leaf bag. 360 380 Pool Cleaner Bags 280 480 Pool Cleaner Bags 360 380 Pool Cleaner Bags Add to Cart Add to Cart Add to Cart Customer Reviews 4.4 out of 5 stars 3,248 4.4 out of 5 stars 238 4.4 out of 5 stars 3,248 Price $14.99$14.99 $14.99$14.99 $19.99$19.99 Compatibility For polaris 360&380 (9-100-1014 or 9-100-1021) For polaris 280&480 K13 & K16 For polaris 360&380 (9-100-1014 or 9-100-1021) Quantity 2 pack 2 pack 3 pack Material Nylon Nylon Nylon Durable ✓ ✓ ✓ Tear Resistant ✓ ✓ ✓