... capacity :2600 Ml stainless steel bento lunch box keep Warm&Cold for 4~6 hours Bento Lunch Box,Thermal Container,Food Material:Food Grade PP, Stainless Steel, Stainless IronMaterial free ... as healthy and fresh as possible.Hot or cold Unbreakable stainless steel interior and Food-Grade PP exterior, Extra wide mouth ... free. As package,we can produce as customers' request Stainless Steel Bento Lunch Box