Polyethylene Coating: A thin layer of polyethylene on either side provides toughness. The outer layer guards the look and printing, though the inner layer functions as a sealant, producing the carton fully leakproof. Now we can easily set a WINDOW inside of a Gable-Top rated that contains dry ingredients – https://gablecarton.video.blog/2025/04/09/why-gable-top-packaging-is-taking-over-modern-sustainable-markets/