? GREAT FILTRATION POWER? Tomanic Pool filter cartridge utilizes advanced trilobal fibers, which have a higher capacity for water filtration compared to common point-bond fabric. This ensures a thorough removal of impurities, providing you with crystal clear water. ?? FILTER CARTRIDGE SPECIFICATIONS? Length: 26″(662mm); Outside Diameter: 7″(178mm); Top Hole: 3″(76mm); Bottom Hole: 3″(76mm); Material Area: 4×105 sq. ?? EFFORTLESSLY CLEAN AND MAINTAIN? Tomanic Filter Cartridges are designed to efficiently remove sediment during cleaning, ensuring hassle-free maintenance and optimal performance. The enhanced trilobal fabric structure allows deep impurity penetration into the filter pleats. After washing, the filter is rejuvenated for peak performance.