... air barrier, moisture proof, durable to use 2.factory supplier, competitive price, high quanlity 3.PET+PE package low cost ... bag1. air barrier, moisture proof, durable to use2.factory supplier, competitive price, high quanlity3.suitable for facial mask packing4. ... heat sealed bag, side/bottom gusset bag, spout bags, aluminum foil bag, irregular shape bag etc.Application Range: For food packaging ...