... CIQ 3,Keep Warm&Cold for 4~6 hours Stainless Steel Bento Lunch Box Product InformationModel number:3860BLPacking:48PCSCapacity :850 ... MLMEAS :80.5*55*36.5 CMMaterial:Food Grade PP, Stainless Steel, Stainless IronMaterial free:Phthalate, melamine, BPA, flame retardants, Nitrosamine, Latex ... No more mess in your lunch box, refrigerator, or freezer they are all leak proof as well. Hongxu plastic containers ...