The Keurig K-Duo Essentials 5000 Water Reservoir Tank and Lid OEM Replacement Parts are specifically designed for Keurig K-Duo Essentials 5000 series coffee makers. Made of durable plastic with a clear color, these replacement parts are compatible with various models such as K-DUO ESSENTIALS 5000, K-DUO ESSENTIALS K5000, and K-DUO 5000. The water tank lid ensures a secure seal to prevent spills and keep your coffee maker clean and hygienic. This genuine Keurig product guarantees a perfect fit and reliable performance for your coffee brewing needs.