Product name: for Mi home water dispenser filter set Product model: XWFE01 MG for Mi home water dispenser filter set Quadruple filtration | purified water softened water | material safety Notes:Filter change instructions 1. It is recommended to replace the filter element every 30 days to achieve a good filtration effect 2. There may be a little powder when the filter leaves the factory, which is a normal phenomenon. The new filter element is recommended to soak in water for 2 minutes before use. Colour:As Shown Material:plastic Package Contents: 4 x Filter core 4 x filters 2 x tube(Due to different product batches, the appearance , which does not affect the use) 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.