Japanese Modern 2 Tier Bento Lunch Box 900ml (Dishwasher-Safe), Chopsticks and Hot-Cold Bag Very Durable 2 Tier Bento Lunch Box with Chopsticks and Hot-Cold Bag. Bento Box Made in Japan. Dishwasher Safe. Microwave Safe with Containers Only not Lids. Made of food safe plastic. Hot-Cold Bag has Aluminum interior lining. Top container is 380ml (12.8oz) with middle divider. Bottom container is 520ml (17.5oz) Description on packaging is Japanese.