• Intex PureSpa Filter Cartridges are perfect to clean and remove any kind of debris. • Made with heavy duty Dacron paper, for the ultimate filtration. • For maximum efficiency, clean cartridges each week and replace once a month or sooner • Suitable for all Intex PureSpa models. Enjoy a luxurious clean spa with the Intex PureSpa Filter Cartridges which are perfect to clean and remove any kind of debris that might possible exist. Suitable for all Intex PureSpa\'s and should be replaced regularly. Easy to remove and replace, so you can keep having the best PureSpa experience possible. Additional details: Packaging size: 155mm x 110mm x 110mm