The Keurig Rear Reservoir Water Filter Starter Kit is designed for use with Keurig coffee makers. It includes a 2-month supply of water filters to ensure your coffee is brewed with clean and fresh water. This kit is specifically made for the rear reservoir of Keurig machines, helping to maintain the quality of your beverages. Perfect for those looking to enhance the taste of their coffee and prolong the life of their Keurig machine.