The bento box is double-layered, with a third compartment to store cutlery, and is secured with a band. The bento box is available in different colors and has a 1000mL capacity. It is made of BPA-free material as well as being microwave-safe, so you can heat your food up throughout the day. This is a perfect lunchbox to take to work, school or when you need to eat on the go.