The GE XWFE Refrigerator Water Filter is a genuine replacement filter that is certified to reduce lead, sulfur, and over 50 other impurities from your drinking water. This pack of 1 filter is designed to be replaced every 6 months for optimal performance and to ensure that your water is clean and safe to drink. With easy installation and long-lasting results, this filter is a must-have for anyone looking to improve the quality of their drinking water. Trust GE to provide you with clean, refreshing water every time you take a sip.