Fruits and vegetables are often subject to quick spoiling. The unique venting system of VentSmart containers helps to regulate the atmosphere inside the container by balancing the flow of oxygen and carbon dioxide passing in and out, and is adjusted according to the type of vegetables or fruits stored. With this unique system, produce is kept fresh for longer. The sleek and modern design of the VentSmart range looks good in every fridge. The bases nest comfortably together, saving space when not in use. They are also are transparent, allowing you to easily identify the food inside. The built-in grid in the base keeps the contents away from any moisture that might collect at the bottom. The highly practical VentSmart Seal includes the air circulation system, which is controlled with a Slider. Depending on the contents of the container, the slider can be put in 3 different positions: