CAMTOA Double Stainless Steel Bento Lunch Box Food Box Food Container for Camping, Hiking, Picnic Can be configured as a single or double layer. Fits in the most lunch bags, it has a convenient handle to carry around. Can be use for storing warm and cold foods and liquids on the go. Lunch box made out of food grade stainless steel and BPA-free plastic outside. Durable and leakproof, Dishwasher safe.