Features:<br> - It is portable and easy to use.<br> - The cartridge filter is to keep your water clean and fresh.<br> - Prevents dirt from entering the pump and heater and prolongs service life.<br> - For maximum efficiency, clean cartridges each week and replace once a month or sooner.<br> - The filter cartridge is installed inside the filter pump and captures dirt as it passes through the system.<br> Specifications:<br> Material: PP<br> Height: 74mm<br> Inner diameter: 43mm<br> Outer diameter: 108mm<br> Compatible with: for PureSpa S1 Type<br> Package included:<br> 1 x Filter Cartridge<br> Notes:<br> 1. Manual measuring, please allow 1 ~ 3mm error,thank you.<br> 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store