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Size 3 - C4 / A4 Brown All Board Envelopes / Capacity Book Mailers - 234mm x 334mm

  • Size 3 - C4 / A4 Brown All Board Envelopes / Capacity Book Mailers - 234mm x 334mm
  • Product Code: ABB-3#
  • £0.00

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Available Options

Strong 400 gsm Size 3 Capacity Book Mailers / All Board Brown Envelopes in a C4 version for A4 Documents & Books

Our size 3 capacity book mailers are an extremely strong all board brown envelope equating to C4 size & providing superb protection for contents you want particularly well protected.

They are very popular with traditional users of C4 A4 board backed envelopes that want additional strength for their mailings.

C4 / A4 Brown All Board Envelopes / Capacity Book Mailer Details

Size: 334mm x 234mm (Accommodates A4 size documents)

Envelope Style: Wallet

Board Grade: 400gsm

Closure: Peel & Seal with red ripper strip

Individual Capacity Book Mailer Weight: 71g (appx)

Postal Band: Large Letter

Environmental Information

All of our brown all board envelopes / capacity book mailers are manufactured in the U.K. to reduce import miles & are produced from 100% recyclable material.

Our Size 3 A4 / C4 Capacity Book Mailers are the epitome of strength and protection for your precious A4 documents and books. These all-board brown envelopes are designed in the popular C4 size, ensuring that your contents are not just well protected but super-secure during their journey.

Key Features:

1. Unparalleled Strength: Our Size 3 Capacity Book Mailers are crafted from robust 400gsm board, making them exceptionally sturdy and capable of withstanding the rigors of mailing. No need to worry about damaged or bent items.

2. Perfect A4 Fit: With dimensions of 334mm x 234mm, these mailers snugly accommodate A4-sized documents and books. Your items will stay securely in place, ensuring they reach their destination in pristine condition.

3. Wallet-Style Convenience: The wallet-style envelope design simplifies the packaging process, making it effortless to insert your items and seal the envelope with confidence.

4. Peel & Seal Closure: Our mailers are equipped with a convenient peel and seal closure featuring a red ripper strip. This ensures a secure seal, and your recipients will know if the envelope has been tampered with.

5. Postal Band: These mailers qualify as Large Letter for postal purposes, saving you on mailing costs while providing top-tier protection for your valuable documents and books.

Environmental Responsibility:

We take environmental responsibility seriously. All our brown all-board envelopes and capacity book mailers are proudly manufactured in the UK. This not only reduces import miles but also supports local industry. Furthermore, our mailers are made from 100% recyclable materials, contributing to a more sustainable and eco-friendly shipping solution.

At Defendapack, we understand the importance of safeguarding your A4 documents and books, and our Size 3 Capacity Book Mailers are the ideal choice for businesses and individuals alike. Trust in our mailers for their unmatched strength, secure closure, and commitment to the environment.

Choose Defendapack's Size 3 Capacity Book Mailers to ensure your documents and books are not only protected but also shipped with care. Order today, and experience the difference in secure and eco-friendly mailing solutions!

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Shipping Rates & Upgrades

so no nasty surprises at checkout.

With the vast majority of items listed on this site being supplied without an additional charge for postage on orders over £30 NET .

The only time you may have additional charges is when you’re buying bulk quantities, very large items or you’re located offshore or in certain parts of the Scottish Highlands.

Please note that we cannot deliver to PO boxes.

Please check here for Offshore and Scottish Highlands shipping upgrades

If you require a faster delivery, click here for timed shipping upgrades

If you are ordering outside of the UK, please click here to see our international rates