Little Lunch Box Co Bento Stainless Maxi has 3 leakproof compartments! Their biggest lunch box yet, the Bento Stainless Maxi is built for adults and kids alike and will hold a full day's food. If you're after a durable eco-conscious lunch box then look no further. You may ask what's the difference in this box to other stainless boxes on the market? Aside from the individual compartments being leakproof, they are also extra deep so it makes it packing foods easier and quicker. That means no more chopping foods into small pieces to fit into odd size compartments!