Multilayer method: the addition of the plastic movie was the initial step to generate brick containers impermeable to liquids and warmth-sealable. Within the 1960s, an aluminum foil started to be additional on the cardboard container to ensure improved protection and extend the shelf life of the packaged product or service. https://www.slideshare.net/slideshow/gable-carton-classic-design-modern-eco-friendly-solution/283386802