The 900 ml Square Airtight Jar is a high-quality food storage container, made of sturdy plastic. This airtight container is ideal for keeping a variety of foods fresh and dry, from cooked foods, pasta, vegetables, candies, fruits, to broth and coffee. Its square design allows for efficient storage and the ability to be stacked to save space. In addition, it is BPA-free, ensuring the safety of stored food.