Bento boxes are a great way to pack zero-waste lunches. You can avoid using plastic bags and other disposable food containers. You can avoid storing food in plastic tupperware containers. Bento boxes make it easier because everything gets stored together, which also means it takes up less space than separate containers.
This box by BentoBots is divided into five compartments, two larger and three smaller. It is made of food grade stainless steel which means no chemicals will be leeching into your food, and the box is extremely durable and will last forever.