Surface Specialties offers a lidding film for sandwich packs that combines barrier properties with easy peel. PropaLid™ is a BOPP film suitable for APET, CPET, or PVC sandwich packs for extended shelf life. film delivers high barrier to water vapor, gases, and aromas. It is heat-sealable on both sides. film is glossy and has anti-mist properties. One side of the film is printable and the other has a peelable seal coating.