The NIB/Sealed IcePure Plus Refrigerator Water Filter RWF4700BC is a white water filter specifically designed for LG refrigerators, including the LFXS26596S model. This filter has a capacity of 200 gallons and is made of ABS plastic. The set includes one filter and an adjustment tool, providing a convenient and efficient way to maintain clean and fresh water in your refrigerator. The IcePure brand is known for its quality and compatibility with LG refrigerators, making this water filter a reliable choice for your home.