HIGH QUALITY: These nylon mesh pool cleaning bags feature a durable ABS connector and tight knit weaving with strong stitching and zipper closure, capable of capturing debris up to 120 microns including twigs, leaves, small particles, and dirt.COMPATIBILITY: Set of 2 replacement pool cleaner bags designed for Polaris 360 and 380 pool cleaners. Compatible with part numbers: 9-100-1021, 9-100-1014. Not suitable for Polaris 280 or 480 models with plastic "oval tip" clips, and not compatible with Polaris 180 models with Velcro attachments.EASY TO USE: The versatile filter bag is easy to install, remove, and clean thanks to strong hook and loop fasteners. It can be quickly detached for cleaning in seconds.NOTE: If your pool cleaner is not moving or picking up debris as effectively as before, the bag may be full and require emptying. Please confirm your Polaris model before purchasing.