Our LEAKPROOF food storage containers are made of high quality plastic, BPA free, non-toxic and clear. This container stack perfectly to ensure cleaner cabinets and give you easier access to your most used products. The modern, stackable, space-saving design ensures total order maintenance in your newly organized kitchen. If you are satisfied with our product, you might consider purchasing a new organizer set to ensure your kitchen is fully organized. The happiness of our customers is our main objective.