This yummii yummii eco-friendly stainless steel bento box with two equally sized compartments gives you the flexibility to pack two healthy foods in one easy container without using single-use items. it’s made of highest food grade stainless steel 18/8, no coatings are used. stainless steel 18/8 is 100% re-usable and re-cyclable, 100% toxin-free and will not impart peculiar tastes or smells to your food. 10 years extended guarantee on stainless steel products. bento box comes in a re-usable gots canvas bag.