Block bottom & Gusseted Courier Bag / Envelope Bag

Block bottom & Gusseted Courier Bag / Envelope Bag

Size : 100 - 1,000mm
Thickness : 0.03mm - 0.1mm
Printing : Flexographic or Rotogravure
MOQ : 5,000 pcs

Contact Us: [email protected]

Contact Us: [email protected]


Product features/properties

designed for use with bulky packages sush as shoe boxes or other packages. Our adhesive courier bag/envelope bags are well known for being tear and puncture resistant as well as tamperproof.
The bags are available in any pantone color and with printing up to 10 colors in either flexo or gravure printing.

Besides conventional LDPE or HDPE, our products are also available in oxo-biodegradable and compostable options.


Packing and shipping

Bags are stacked and packed in polybags before placing in carefully marked cartons for shipping. We can ship loose cargo (LCL) or full container (FCL), with or without the use of pallets. We can also airfreight the goods and do door to door delivery. Our shipping terms are negotiable and we offer FOB, CIF, DDU and DDP.


About Us

UPM Plastic is an expert OEM & ODM China manufacturer of adhesive courier bag/envelope bags. We have more than 40 years of experience in the industry.


Our customers

UPM Plastic adhesive courier bag/envelope bags are suitable for a broad range of online retail shopping or conditions where you need a secure mailing package.

  • Special block bottom & side gusset design ideal for shipping shoe boxes or other packages.
  • Puncture resistant.
  • Secure and tamperproof.
  • Special Feature "Resealable within first 10 minute of sealing'.
  • Non-see through.



  • Material: HDPE, LDPE
  • Bio-degradable options available.
  • Oxo-degradable options available.



In UPM Plastic, we are able to offer a wide range of plastic Disposable products to our customers. 

As a OEM & ODM China manufacturer of courier/mailing bags, we offer a wide range of options such as different materials, film colors, size, printing, packaging and delivery can be tailor made to suit your needs. 

If you have any questions, please do not hesitate to contact us!

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