... Poly Mailing Bag 2-3 layers film, varied color printing, strong selfadhesive flap, good strengthen and OEM is welcomed High quality ... 70micron polyethylene is used when producing the brand new range of Translucent or opaque Poly Bags. ... promotion, packing, shopping, garment, and so on. Strict quality control, with ISO9001 certification, can provide SGS certification for raw ...