The Keurig B40 B44 B50 B60 B66 K40 K45 K50 K55 K60 K65 Water Reservoir Tank & Lid is a clear plastic water tank with a capacity of 60 oz, designed specifically for Keurig coffee makers. It features a large capacity, making it convenient for brewing multiple cups of coffee. The lightweight and easy-to-clean design ensures practical use in any kitchen. This water tank is compatible with various Keurig models, providing a versatile solution for coffee enthusiasts looking to replace or upgrade their current water reservoir.