1. Our ADVANTAGEOur pool cleaner all purpose filter bag is the latest upgraded version on the market. It is a nylon mesh pool cleaner bag with strong stitching and a tight weave. The tight mesh provides great filtration, will not inflate like a balloon and float on the water. It is a generic replacement cleaner bag for Polaris pool cleaner, suitable for filtering debris, leaves, twigs, sand, and silt, and is very durable without tearing at the bottom of the pool. 2. Compatible vacuum cleaner replacement bagsPerfectly fits Polaris 280, 480 pool vacuum mesh bag (please confirm your desired model carefully before purchasing). Not suitable for Polaris 360 380 180 model pool cleaners. 3. EASY TO USEThe pool Cleaner zipper bag design is easy to open, clean and install. It has super sturdy hook and loop fasteners and can be removed for cleaning in seconds. And it is more effective at clearing debris than a hookandloop fastener. All you need to do is take out the full wet bag and dry it on the terrace, then easily take out everything. 4. NOTE: If the vacuum cleaner does not move or clean up dirt and debris as efficiently as before, you may only need to empty the contents of the Nylon Mesh Pool Cleaner Bag because the replacement zippered bag may be full. Please confirm your polaris model before purchasing. This product is not suitable for Polaris 360 or 380 swimming pool cleaners.