Use organic diatomaceous earth as the main filter material. Generally speaking, the filter elements can be suitable for filter faucet installation. Better filtration efficiency. The filter system has 7 types of filter materials, including deep-sea diatomaceous earth ceramics, calcium sulfite, activated carbon, mineralized beads, tourmaline, PP cotton and mesh filter. Therefore, it can remove many harmful impurities such as chlorine, heavy metals, rust, etc. Filter elements cleaning is more economical and can extend the service life of filter elements. Type: water filter parts Color: white Material: diatom mud Size: 43 x 43 x 85 mm Package content: 1 * water purifying filter only above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.