Multifunctional design: these overnight oat containers with lids have a twist lock system, dry and wet separation design, can keep food perfectly delicious and fresh, do not get soggy or mushy. The top cup can store cereal, oatmeal, oatmeal, fruit and nuts, and can also be used as a serving bowl. Bottom yogurt container is used for liquid food or pasta such as milk, soup, coffee, juice, porridge, etc.