... non-toxicAPPLICATION:1, Such products are suitable for vacuum packaging of the large-scale precision machinery and ... , anti-static, tear, puncture-resistant, anti-extrusion, vacuum, and the appearance of glossy,3, Appearance can be ... ,meet the requirements of environmental protection.StructureMaterials: PET film / vacuum aluminum (aluminum foil) / adhesive layer / enhancement layer / PE filmSIZEProduct ...