Product Description: BOPP laminated polypropylene woven bags adopt an advanced three-layer composite structure: a high-strength PP woven base fabric, a Biaxially Oriented Polypropylene (BOPP) film thermally bonded to the outer surface, and a printing ink layer embedded between the two. The outer film fulfills both decorative and protective roles — it fully encapsulates the printed patterns, ensuring the graphics will not scratch off, fade or smudge during transportation,