The Keurig K-Duo Essentials 5000 Replacement Parts Coffee Pot 12 Cup Glass Carafe is a pod coffee machine that allows users to brew coffee using ground coffee. The machine has a sleek black color and is made of glass material. It has a height of 5-1/8 inches and can hold up to 12 cups of coffee. The model is K-DUO and is designed for home use.