【Specification】Spa filter cartridge made of high quality ABS material, the top side with buckle, the bottom side contains 6 small air holes, 8.6cm (3.4") in height and 11.5cm (4.5") in outer diameter. 【Wide Application】Spa filter for Mspa all current models, for Alpine, for Silver Cloud, for Reve, for Birkin, for Camaro, for Super Camaro and for Tuscany. 【Function】Replacement filter cartridges for Mspa have good filtering function. Keep your pool spa water clean and fresh with this cartridge filter for Mspa. 【Efficient Cleaning】Upgraded inflatable spa filter with 120 pleats and 0.4m2 filter surface, it is an efficient filtration system. It is an excellent cartridge filter for spas. 【Package Content】The package includes 3 cartridge filters for Mspa. Push-twist click-lock design for easy replacement. Easy cleaning by washing, can be reused, meet daily needs.