General description Replacement filter elements for filter shower heads. The mineral stone of the Stone Flow filter shower can be replaced with PP polypropylene cotton filter, which absorbs dirt, dust, and other harmful substances, effectively removing impurities in the shower and monitoring water quality. Easy to install and compatible with various detachable shower heads; simply twist the lower part of the body and insert the cotton filter. Technical specifications Material: PP Color: White Package Contents: 24 x Filter Elements Measurement allowed error: +/- 1-3 cm Usage It is recommended to change the filter every 4 to 6 weeks, depending on water quality. For shorter showers, you can unplug the blue cover on the cotton filter elements and install it at the shower inlet.