Duo Plastics Ltd. extruders printers and convertors of high quality polythene packaging for retail bags and wholesale bags. Duo Plastics are specialists in the high quality printing, extruding and converting of polythene packaging for exhibition bags, retail carrier bags and mail order bags. Duo Plastics Ltd offer the following products and services - polythene packaging, carrier bags, printed carrier bags, mailing bags, mail order bags, exhibition bags, conversion, bag making, LDPE, rope handles, clip close handles, flexographic printing, retail carrier bags, promotional carrier bags.Some of our products and services -Courier Mailing Bags - Custom printed secure envelopes. As with the mail order market, the courier sector requires a durable, secure envelope for transit. We advise our co-ex (double layered material) if 100% opacity is imperative. Another common product within the courier sector that we supply is the mailing sack. This product is generally a heavy duty large opaque sack. If you have any queries or need any advise please contact our sales team. Mail Order bags - gluestrip polythene bags. Our core product! With the emergence of the internet, gluestrip polythene mailing bags have become an imperative part of the process. we provide a unique twin gluestrip purposefully constucted so customers can receive their product and if it needs to be returned they cut along the rear line and seal using the 2nd stri. If you have any queries or need any advise please contact our sales team on 0161 203 5767.