Materials High quality polyester, durable, reusable and resistant to breakage. It has been built to high standards. Safe and reliable shutdown ensures complete reliability. Easy to use Extra-wide zipper opening makes it easy to empty and clean debris in the filter bag. Easy to remove and install hook fasteners that can be removed for cleaning in seconds. Design Easy to remove and install, the hook can be removed in seconds for cleaning.Close smooth flash for easy daily cleaning. Adaptation These replacement filter bags are suitable for Polaris 360 380 pool cleaner. Function Collect leaves, broken branches , insects and particles in the tank, and can contain various types of debris: leaves, insects, shoots, sediment, etc., which are not easy to damage.