... -piece seamless double-wall Long lasting heat preservation effect Hot Food Pan Carrier SpecificationModel: Z06 External Dim: 64*44*25.5cm ... seamless polyethylene outer shell, filled with thick polyurethane foam.5) Food grade LLDPE, non toxic, UV resistant, non-fading.6) Top ... construction, have no seams to fail, leak-proof.3) Food grade LLDPE material, non-toxic, UV resistant, both hot and cold ...