This 1100 ml food jar is made of borosilicate, a clean, transparent material that is stronger than glass, ensuring the durability and safety of the product. It comes with a bamboo lid, which adds a touch of elegance and sustainability to the design. This jar is BPA-free, making it safe to store food. It is ideal for keeping a variety of foods fresh and well organized, including cooked foods, pasta, vegetables, candies, fruits, broth, coffee, and others. There is no transmission from crystal to food, ensuring that your food stays in its purest state. In addition, this jar is airtight, helping to keep food fresh longer. Their square shape allows for efficient storage, since they can be stacked, making the most of the available space.