Brita 3551235501 Pitcher Filter1 Pack The filter used with this system has been certified by NSF International, a testing authority for water filtration products, and reduces copper and eliminates 99 of lead in tap water. Using activated carbon as well as an ion exchange resin, it also reduces chlorine, bad tastes, odors, and sedimentmaking it a lot easier to drink the recommended eight glasses of water a day. It comes with one filter, lasting approximately two months, and the pitcher is clear with a white top.