Tamper Evident Bags
(Offers Irreversible Proof Of Tampering)

Tamper Evident bags & envelopes are very high security products which leave an irreversible sign of tampering, giving a clear call for action to the sender or receiver of the package.
There are different levels of security in tamper evidence as explained below (show security levels image here)
Manufactured using co-extruded polymers they can be of any color or transparent and offer very high strength. Once closed they cannot be opened without leaving a trace.
These bags are widely used for transit of highly confidential documents, precious items like Examination Papers, Passport, Evidence For Police Dept, Batch Samples, Credit/debit card, Currency, Confidential Documents, Aviation, Forensic Labs, Gold Loan etc..
  • Material: LDPE / LLDPE
  • Thickness: 50 to 150 micron
  • Maximum bag size: 32″ x 41″
  • Minimum bag size: 5″ x 11″
  • Printing: Upto eight colour / Photo print
  • Recycled Content: Available
  • Sequence number

  • Perforation

  • Tamper evident closure

  • Thermocromic tape (Level-4)

  • Multiple direction barcode

  • Twin seal

  • Thick seal on 3 side

  • Multiple tear of receipt

  • Writable surface

STEB's Bags

ICAO (International Civil Aviation Organization) has laid down norms for the secure transport of LAG’s (Liquids, Aerosols and Gels) under which LAG’s once purchased by passengers from duty-free shops and undergoing the security checks or on boarding the aircraft are by ICAO rules placed into STEB for safe keeping.
Dynaflex is one of the few companies to be approved & accepted worldwide by ICAO.
  • Material: LDPE / LLDPE
  • Thickness: 50 to 150 micron
  • Popular bag sizes: 10″ x 17.7″, 16″ x 21.5″, 21.5 x 21.5″
  • Printing: Upto eight colour / Photo print
  • Co-branding printing available
  • Recycled Content: Available
  • Sequential barcode

  • Multiple direction barcode

  • Tamper evident closure

  • Pouch (jacket) inside airway bill

  • Thick seal on 3 side

  1. Country / Manufacture code: Every airport have their Fixed code.
  2. Tamper Evident Tape Closure Maximum Security.
  3. CAO Logo: Every STEB’S will have the ICAO logo printed on the bag.
  4. Single Handle for easier carry.
  5. Unique Serial Number and Barcode for Track and Trace.
  6. Inside air waybill pouch for documentation.
  7. Special Heat Seal: Wide in-set seals are used for the highest level of tamper evidence. The width of the seal yields a high strength film bond and the in-set position gives a very positive indication of possible tampering.

Tamper Evident Bubble Mailers

These come with a higher level of tamper evidence security features giving an immediate irreversible sign that it’s been tampered with.
Used where chances of fraud are high like for shipping expensive items like mobile phones, jewellery precious stones etc. Where sign of tampering is needed.
There are two type of options hard bubble (inverted shape-where bubble is extruded directly on printed film) & soft bubble (protruded shape –where bubble is extruded separately and then heat laminated with printed film during bag making machine). For smaller volumes hard bubble is not possible.
  • Material: LDPE / LLDPE
  • Maximum bag size: 24″ x 25″
  • Minimum bag size: 5″ x 5″
  • Recycled Content: Available
  • Bubble GSM: 50 to 200
  • Layers of bubble: 2/3
  • Printing: Upto eight colour / Photo print
  • Multiple direction barcode

  • Tamper evident closure

  • Thermocromic tape (Level-4)

  • Peel & seal (Permanent adhesive)

  • Thick seal

  • Bottom gusset

  • Airway bill pouch (jacket)

  • Multiple tear of receipt

Bubble Size

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