Products of the sector Retail and Online Sales

STEB bag with welding and high security adhesive

High security envelopes

Security Envelopes

Available colours:

Security tamper-evident bags (STEBs) with welding and high security adhesive

  • Made in polythene and designed by ICAO (International Civil Aviation Organization), it is specially designed for the transport of liquids, gels and aerosols inside airports and on transit flights from all over the world.
  • Its special high security welding and adhesive guarantee non-tampering of the content during the whole journey.
  • They can be customized on the back side and manufactured in different sizes.
  • Triple-welded along the side for more security.

Item not available in stock





Measurements STEB bag with welding and high security adhesive:

  • Small: 27.5 X 42 cm. 200 gauge (50 µm)
  • Medium: 35.5 x 55 cm. 250 gauge (62 µm)
  • Large: 53 x 60 cm. 300 gauge (75 µm)


Special sizes:

Option of manufacturing other sizes and designs, on request.




  • Red High Security 30 mm
  • With hidden message


  • High impact transparent polythene
  • Recyclable and environmentally friendly


  • 15 mm red printed strip with DO NOT OPEN – NO ABRIR message, repeated down both sides and at the bottom of the bag.
  • 15 mm welding on the sides and bottom of the bag
  • Bag closed on all sides, and handle, to avoid access and provide more consistency.



  • Green ICAO logo in the middle of the bag
  • Three-letter code of the country where the STEB will be sued (or the airline and the airport if used for onboard sale) and the manufacturer’s code authorized by ICAO.
  • Box in red at the bottom with the message

DO NOT OPEN UNTIL FINAL DESTINATION – Contents may be confiscated if bag is tampered with

And the same in Spanish

NO ABRIR HASTA EL DESTINO FINAL –El contenido de esta bolsa podrá ser confiscado si se observa manipulación indebida.


  • Resistant handle, die-cut, (triple film), and reinforced with welded around.
  • Internal pocket for securely placing the proof of receipt.
  • Double sequential numbering and barcode, one of them under the adhesive and the other on the body of the bag.


Ask for information about the product

    Telephone contact

    +34 935 446 450

    Do you want to be our distributor or representative?

    See what we offer

    Descargar la ficha del producto

    Enter your email to request it.

      [email* your-email placeholder "Email" akismet:author_email]


      Brochure of security products

      Read more