Natural coconut shell material A pound of carbon is able to filter up to 120 acres area. Our faucet water filter for pur water filter replacement is made of 100% natural coconut shell, rich porosity brings ultra-strong absorption ability and higher filter fineness. Our filter faucet fits pur filter replacement faucet ensures that block to filter all the sediments, dirts, sands and particles bigger than 5 Micrometre.Environmentally friendly, long service life One RF9999 water filter faucet equals 800 bottled water (500ML mineral water), as it pretty environmentally friendly. For the performance, we recommend you change sediment filter every 3 months based on water quality.Stronger flow stability water filter replacement for pur water filter faucet has 3 times dirt holding capacity that can help maintain a steady water flow. 33ml/s high efficiency water flow, save more time Keeping dirts, sands, sediments, 99% plumbum and particles out of your water. Please soak the tap water filter in clean water for 3 minutes before using it.Compatible models Fits for PUR RF-9999, PUR-3375, PUR Classic, advanced and horizontal faucet mounts, including PFM100B, PFM450S, FM-3700, FM-2000B, FM-9600, FM-3333, FM-9400B, FM-3700B, FM-9000B, FM-4000B, FM-4100B, FM-2500V, FM-3400B, Pur-0A1, PFM350V, PFM150W, PFM400H, PFM-270G, PFM800HX, FM-9600 and so on.Note Please soak the filter in clean tap water for 3 minutes to flush the filter and release the bubbles before using.Colour As shownMaterial activated carbonPackage Contents 6 x filterOnly the 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 allowed error is +/- 1-3cm.