Exclusive to Tupperware our specially-designed small freezer storage containers feature a square round shape to help you save space in your freezer and a more flexible material to unmold frozen items with ease. Each of our small BPA-free plastic freezer containers features our innovative PLUS stain guard to help prevent staining from soups stews and sauces. This shallow small freezer storage set is perfect for sauces and dips or single portions of leftovers. You'll marvel at how neatly each of the modular freezer containers stacks to help keep your freezer shelves organized and clutter-free. When not using nest the small containers to save room in your storage drawers. Single? Portion Control? You bet! These are great if you are single and want to portion out servings to freeze. They are just right for a serving of rice or quinoa which let's be honest is pretty difficult to cook a single serving.