Since the creation of the original Envopak in 1958, Envopak security carriers have achieved global recognition for their re-usable and tamper evident benefits.

They are now available in a range of materials and sizes to suit all requirements.

As well as a complete range of Envopak Bags, we also offer Plain and Numbered Envopolyseals, which work simply as a closure or to offer tamper evident protection.

Envopak A3 Security Modular Bags

A3 sized security modular bags are used to transfer mail between offices, and are used with Envopolyseals to provide tamper evident protection.

- Re-usable for up to 2,000 cycles
- Envopolyseal modular chamber
- Secured with all Envopolyseal versions
- Photo sized window for logos or user instructions

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Envopak A4 Security Modular Bags

Used to transfer mail between offices these A4 sized security modular bags are used with Envopolyseals to provide tamper evident protection.

- Re-usable for up to 2,000 cycles
- Envopolyseal modular chamber
- Secured with all Envopolyseal versions
- Photo sized window for logos or user instructions

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Envopak A5 Security Modular Bags

A5 security modular bags are ideal for securing cash, till receipts and mail, and are used with Envopolyseals to provide tamper evident protection.

- Re-usable for up to 2,000 cycles
- New modular Envopak chamber
- Secured with all Envopolyseal versions
- Photo sized window for logos or user instructions   [....]

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Envopak A6 Security Modular Bags

Perfect for securing cash and till receipts these A6 security modular bags used with Envopolyseals to provide tamper evident protection.

- Re-usable for up to 2,000 cycles
- New modular Envopak chamber
- Secured with all Envopolyseal versions
- Photo sized window for logos or user instructions

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Envopak A7 Security Modular Bags

These re-usable security modular bags are very cost-effective as they can be used time and time again. A7 in size these security modular bags provide tamper evident security when handling cash, till receipts and mail. Use alongside our range of Envopolyseals.


- Re-usable for up to 2,000 cycles
- New chamber t  [....]

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