OSK Japanese Leakproof Easy Lock Double Bento Box 950ml (32oz), Chopsticks Very Durable 2 Tier Bento Box with Easy Power Lock and Long Chopsticks (about 8 in). Made in Japan. Double Bento box comes with one divider and 2 leak resistant covers. Containers sizes: Top=17oz and Bottom=15oz. Both Containers are Microwave safe without lids and chopsticks. Hand wash only. Made of food safe plastic. Description on packaging is Japanese. Japan Import.