WORKS WITH: Compatible with for Showerhead Replacement Filter filtration system When it's time to replace your shower head water filter , there will be no need to drag out the toolbox. Our water filter for shower replacement is an easy task to accomplish and requires no tools. Each of our shower head water softener attachment cartridges is designed to filter our impurities from your shower water for a period of time. Every filter will provide filtered water for up to 6 months. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you Colour:White Material:ABS Package Contents: 2x Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.