... , much soothy, ...etc.The material can be, steel, aluminum, stainless steel, ..etc. the core material is PU.All ... free to let us know.refrigerated truck bodyFRP/GRP, aluminum, color coated steel materialsPU sandwich panelDry cargo truck bodyFRP ... /GRP, aluminum, color coated steel materialshoneycomb panelchecked floor, double rear door, side door optional, aluminum corner and profile, all ...