The Iris Barcelona Bento Lunchbox has 2 separate compartments that form a compact piece that can be joined together or separated as needed. Each of the compartments are 100% airtight and have a decompression valve for easy opening and closing. It also includes a cutlery set and an elastic band. This product is completely BPA-free and made of high quality PP. It can be used in the microwave for a maximum of 3 minutes to heat food. (Not a cooking product). Dishwasher safe. Combines with any of the Iris Barcelona food bags. Total capacity 1,2L.