This 21 inch metal KAMADO features a unique double-layer insulation design that allows for precise control of the furnace temperature, making it easy to handle high-temperature grilling, low-temperature smoking, baking, and stewing. Its interior space is spacious enough to accommodate large chunks of meat and a variety of ingredients, meeting the cooking needs for family gatherings or outdoor camping. In addition, it is equipped with an adjustable ventilation system, allowing you to easily control the heat and ensure that food is cooked at the optimal temperature, preserving the original flavor of the ingredients.