Kitchen Details Insultaed Lunch Box-Round with Vacuum Seal Lid keeping food fresh while preventing spills. Our three layer lunchbox features a durable, food grade stainless steel interior that is BPA free. Three layer design allows you to separate your food while being able to store more. Arched handle provides convenient carrying and locks snap securely fasten both compartments together. The top tier's vacuum seal prevents spills and keeps your food fresh. Dishwasher and freezer safe which makes cleaning and storing the box easy and effortless.