1、Fit for A Wide Range Of Models: Suitable for Zodiac Polaris 280 380 360 180, It is a prime pool cleaning accessories. 2、Long Term Use: As the machine will produce wear and fatigue during a long period of work, this will affect the performance and efficiency of the machine, but also increase the failure rate of the machine. So two pieces can be used for a long time. 3、Prime Filter Mesh: This filter not only has a fine mesh to filter fine sand and other tiny impurities, but due to the reasonable design of the density and size of the filter mesh, it can prevent leakage of sieve and selection to ensure the filtering effect and service life. 4、Stainless Steel Material: This filter is made of prime material stainless steel, wear resistant and durable. 5、Parts Replacement: Regular replacement of machine parts can effectively extend the service life of the machine.