The pool filter is a practical choice to replace the old inflated pool filter that is economical and efficient. Pool Spa Partial Filter for MSPA Compatible Hot Tub Filter Cartridge Replacement FD2089 The pool filter has a good filtering function, which can be reliably used as a replacement and bring you a wonderful using experience. To ensure your health and maximize pool cleanliness, we recommend replacing the filter element every 3-6 months The replacement pool filter can be washed and reused many times. Also easy to clean dirt with our free brush cleaning tool. The pool filter is compact and lightweight, convenient to carry along with the inflated pool, does not take up much storage space, perfect for travel or limited storage space. Compatible Mspa replacement filter cartridges High quality materials Easy to clean Small and easy to store Multi-function