Multilayer Program: the addition of a plastic film was step one to help make brick containers impermeable to liquids and heat-sealable. Inside the sixties, an aluminum foil started to be extra on the cardboard container to ensure greater security and increase the shelf lifetime of the packaged product or service. https://gablecarton.video.blog/2025/01/09/gabletop-pak-durable-and-eco-friendly-packaging-for-every-need/