Feature: 1. MULTIPLE USAGES: This pump filter ensures clean water, helps remove pool buildup and debris, effectively removes hair, leaves, dust, sediment, sand, and more. 2. EXCELLENT FABRIC: These filter elements are made of heavy duty polyester fabric paper and non woven fabric, which is easy to clean and has good filtration effect. 3. EASY OPERATION: Scrub with the cartridge cleaning tool, then wash under strong water pressure to remove loose particles from the filter fabric, easy to operate. 4. WIDE APPLICATION: These filter cartridge replacements have reasonable size and are widely used in water pump pools, swimming pools and spa pools, etc. 5. 6PCS IN 1 SET: Including 6pcs water pump filter elements, sufficient in quantity, easy to use and replace, it is recommended to replace every two weeks. Specification: Item Type: Filter Cartridge Product Size: Approx. 90 x 30 x 100mm / 3.5 x 1.2 x 3.9in Material: Polyurethane, non woven fabric Applicable Scenarios: Water pump pools, swimming pools, spa pools. Package List: 6 x Filter Cartridge Note: The filter cartridge should be replaced every 2 weeks.