The Keurig B40 B60 K40 K60 Replacement Water Reservoir Tank with Red Lids is a genuine OEM part designed specifically for Keurig K-Cup coffee makers. This water tank is compatible with the B40, K40, and K60 models and includes red lids for easy identification. With a focus on convenience and functionality, this replacement tank ensures that your coffee maker continues to perform at its best by providing a quick and easy way to replace a damaged or worn-out water tank.