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444mm x 368mm (C3+) Manilla Board Back Envelopes – PDNB

£0.56 (Including VAT)

Availability: In stock SKU: BBE444368MAN Category: Tags: , , , ,
Quantity Price Each
25 - 99 0.5611
100 - 249 0.5281
250 - 999 0.4951
1,000 - 7,499 0.4621
7,500+ 0.4291


Introducing our exceptional Manilla Board Back Envelopes, designed with utmost precision to guarantee the safety of your postal items.

Key Features:

  • Sturdy Construction: Meticulously fashioned with a robust 1000 micron backing board and complemented by a heavyweight face paper, these envelopes pledge steadfast protection, especially for bendable contents.
  • Classic Manilla Finish: Graced with a luxurious 120gsm manilla paper, these envelopes present a timeless and professional look, apt for all your correspondence needs.
  • Eco-Conscious Choice: Committed to preserving our planet, these envelopes are proudly crafted from recycled materials, reflecting our dedication to sustainability.
  • Distinctive Marking: Each envelope bears the assertive “Please do not bend” message, printed in a striking red ink on the front, ensuring your items get the care they deserve during transit.
  • Flexible Quantity Options: Whether you’re after a single envelope or require them in bulk, we cater to every need. Choose your desired quantity with ease.
  • Internal Dimensions: The given dimensions of 444mm x 368mm represent the internal measurements, ensuring your items sit snugly inside.
  • Effortless Sealing: Our Peel & Seal mechanism ensures a swift and dependable closure, offering peace of mind with every seal.

Elevate your mailing experience with our Manilla Board Back Envelopes. They’re not just envelopes, they’re a promise of protection.

Additional information

Size (mm)

444 x 368

Size (cm)

44.4 x 36.8


Board Back

Material Weight


Sealing Type

Peel & Seal



1 review for 444mm x 368mm (C3+) Manilla Board Back Envelopes – PDNB

  1. 5 out of 5

    Graham Saxby (verified owner)

    Verified reviewVerified review - view originalExternal link | gbEngland, United Kingdom

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Product Colour Variations
Please note; our commitment to sustainability may result in slight variations in colour shades with our products. Due to their nature, colours can vary slightly from batch to batch. The colours you see on screen can depend on your screen colour set up, and also certain computers that have light detection. We strongly suggest to request a sample from us, which is completely free. However, we offer a full 30 day money back guarantee on all of our standard stock products if you are not completely happy. You can find out more here.

Envelope Flap Variations
We take pride in using eco-friendly processes in the manufacture of our envelopes. Please be aware that some envelopes might have slight variations in flap design from the product photos. This is due to our continuous effort to reduce waste and use available resources responsibly. This doesn’t compromise their functionality or quality.

Peel & Seal Designs
Some of the designs on our peel & seal envelopes can vary. This relates to the branding printed on the inside of the envelope (if any) and also the branding on the peel & seal strip. This doesn’t compromise their functionality or quality.