" Product description How to change the pool cleaning bag? step 1 To release a worn or damaged pool cleaning bag, turn the bag's plastic sleeve clockwise or counterclockwise to release the pressure plate inside the vacuum body and lift -the. Second step Holding the new pool filter bag, align the pressure plate on the mouth of the bag with the arrow on the vacuum connection hose, then slide it down until it fits into the filter bag. until it clicks into place. Step 3 Find the universal zippered bag on top of the vacuum cleaner. The plastic back of the bag is a clip that can be used to secure the bag to the vacuum cleaner during operation. the fourth step Installation successful. Start using cleaners now to clean your pool. Read more High quality materials More robust and durable pool cleaning bag, suitable for Polaris 280 and 480 pool cleaners. The nylon mesh bag is designed with strong stitching and tights. The fine-stitched net is very suitable for collecting debris or collecting leaves and twigs without damaging the pool floor. Read more zipper Dinner zipper makes emptying 3 times easier! Zipper bag design is easier to open and dump debris cleaner than Velcro. The original Velcro fastener may be blocked by debris and difficult to empty, especially when wet. Read more Notes: 1. These vacuum cleaner replacement bags fit very tightly, please twist a little when pressing the button. 2. Make sure to fully insert the zipper end, then close the zipper completely. 3. When you put it in the water for the first time, all the air in the replacement bag should be released. "