Product Description: Function: 【Bestway VI Pool Filter】: Height: 3.1 inch/80mm, Outer Diameter: 4.2 inch/106mm, Inner Diameter: 2.1 inch/52mm. Compatible with Lay-Z-Spa Series - Please confirm the pump model number before purchasing. 【High-Efficiency Filtration】: The VI cartridge filter is installed in the filter pump, collects dirt as it passes through the system, helps remove dirt and bacteria, and provides you with clean and fresh water. 【Remove Impurities】: The hot tub filter is made of easy-to-clean and durable polyester paper. Dirt is easily washed away. The VI filter element prevents bacterial growth and thus prevents secondary contamination. Features: 【Easy to clean】: Simply remove the filter from the pump and rinse off the dirt with a garden hose. Be careful not to wash roughly or use a high-pressure water jet as this may damage the filter paper. 【Easy to clean】: Simply remove the filter from the pump and rinse off the dirt with a garden hose. Be careful not to wash roughly