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:3 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.