This adult bento lunch box is made from food-grade PP plastic to ensure long-lasting use. It does not contain BPA to ensure there are no harmful materials that affect your food. Each compartment is portioned perfectly to feed the appetite of both older children and adults. It’s the perfect container for packing a healthy lunch. It can be washed with warm soapy water or placed in the dishwasher high temperature resistant and can be used in dishwashers and microwave ovens. It’s suitable for dining out and traveling. It is great for school, office, work land etc.