Now Box airtight storagecontainers/ boxes are stylish and elegant rectangular lock seal container set with different capacities. It is made of premium quality durable food grade material, BPA free to ensure maximum durability and safety from harmful chemicals typically found in plastic food containers. A must in every home and kitchen. Perfect to store a variety of food items.100 % Airtight ensures that the food remains fresh for long. Modular in shape to save space