Exclusive to Tupperware, our specially-designed freezer storage container set features 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 BPA-free plastic freezer containers features our innovative PLUS stain guard to help prevent staining from soups, stews, and sauces. Each container in our best-selling modular freezer storage collection stacks or fits neatly together to help keep your freezer shelves organized and clutter-free. When not using, nest the freezer storage container set to save room in your storage drawers. Give yourself the gift of a totally organized kitchen where your food stays fresher for longer.