Tamper Evident Bubble Bags
Tamper Evident
Bubble Bags
Bubble wrap is an essential layer of protection in courier envelopes, providing a cushion for fragile items during shipping.
Tamper Evident Bubble bags have a higher level of tamper evidence security features that provide an immediate irreversible indication that it has been tampered with.
When delivering expensive things such as mobile phones, jewelry, precious stones, and so on, the risk of fraud is significant. Where evidence of tampering is required.
There are two options available. Hard bubbles (inverted shapes where the bubble is extruded directly on printed film) and soft bubbles are the two types of bubbles (bubble is extruded separately and heat laminated with printed film in the bag making machine).




- Material: LDPE / LLDPE
- Thickness: 50 to 150 micron
- Printing: Up to eight color / Photo print

Tamper evident closure

Thermocromic tape (Level-4)

Multiple direction barcode

Peal & Seal (Permanent Adhesive)

Thick seal

Bottom gusset

Airway bill pouch(jacket)

Multiple tear of receipt



Bottom gusset

What are tamper evident bubble bags used for?
Tamper evident bubble bags are courier envelopes with a built-in bubble cushioning layer that protect fragile or high-value items — like mobile phones, jewelry, and precious stones — during shipping, while also providing an irreversible visual indication if the bag has been opened or tampered with in transit
How are tamper evident bubble bags different from bubble mailers and tamper proof mailers?
Tamper evident bubble bags are secure courier envelopes with built-in bubble cushioning designed to protect fragile, valuable, and sensitive items during shipping. Unlike regular bubble mailers, printed bubble mailers, and paper bubble mailers, they feature a tamper-evident sealing system that provides visible proof of unauthorized opening. They are also available as tamper proof mailers, tamper proof courier bags, and printed tamper proof mailers for businesses requiring secure and branded packaging solutions.
What thickness and material options are available for tamper evident bubble bags?
Tamper evident bubble bags are available in durable LDPE and LLDPE materials with customizable thickness options ranging from 50 to 150 microns. QLine manufactures these secure packaging solutions based on product weight, size, and fragility requirements. These tamper proof mailers and tamper proof courier bags can also be customized with printing options for businesses looking for branded and secure shipping packaging.
What security features do tamper evident bubble bags include?
Tamper evident bubble bags are designed with advanced security features to protect valuable shipments during transit. These tamper proof mailers include a tamper-evident closure, permanent peel-and-seal adhesive, Level-4 thermochromic security tape, thick sealed construction, multiple-direction barcodes, an airway bill jacket, a bottom gusset, and a tear-off receipt for proof of delivery. These features make tamper proof courier bags a more secure option than standard bubble mailers for high-value and confidential shipments
Can tamper evident bubble bags be customized with logos and branding?
Yes, tamper evident bubble bags can be fully customized with company logos, brand colours, and shipping information to create professional printed tamper proof mailers. Businesses can also choose custom sizes, material thickness, and security features to meet their packaging needs. Compared to standard bubble mailers, printed bubble mailers, and paper bubble mailers, customized tamper proof courier bags offer enhanced security while strengthening brand visibility during transit.