Multi-layered packaging are multilayer or composite materials using innovative technologies aimed to give barrier properties, strength and storage stability to food items, new materials as well as hazardous materials.Multiple layers are formed by coextrusion, lamination, or various coating technologies. The material of construction of multilayered packaging ranges from paper to plastics to metals. Most multilayered packages are not readily recyclable. The typical combinations are as follows: Paper/foil/LDPE Aluminium foil/paper/LDPE PE/aluminium foil/paper PET/aluminium foil/LDPE (Wikipedia)