The Keurig K-Duo Essentials 5500 Replacement Brew Basket Filter Holder is a genuine OEM part designed specifically for the Keurig K-Duo 5500 coffee maker. This black plastic filter holder is compatible with 12 cup water tanks and is perfect for brewing ground coffee using your Keurig machine. The matte finish and easy-to-clean design make it a convenient and essential component for your coffee-making routine.