Chat with us, powered by LiveChat Large Letter All Board Envelopes - 9 Popular Sizes Stocked
Covid 19 Status: Fully operational | same day despatch before 5PM :
Trust Pilot

Call us on 01622 580 100

Email us at [email protected]

Search by product size
Search by product name

Can't find what you're looking for?

Speak to us on LiveChat

Large Letter All Board Envelopes

From as little as £12.40 per box of 100

Large Letter All Board Envelopes are the perfect choice for when first impression is of key importance, but you don’t want to pay over the odds on postage charges. Manufactured from a premium quality smooth white board outer to keep your important documents flat and undamaged during transit, these large letter all board envelopes comply with Royal Mail sizing so your postal costs are minimal. All of the envelopes in this range have a peel and seal closure to give a secure seal which needs no extra adhesives, and of course are recyclable, biodegradable, and made from sustainable materials.

Please note: Large Letter sizing is up to 353 x 250 x 25mm with a 750g weight limit.

Product filter icon


  • Envelope TypeFilter Icon
  • ColourFilter Icon
  • Envelope SizeFilter Icon
  • Postal SizeFilter Icon
  • Internal DimensionsFilter Icon
    Opening (mm)
    Height (mm)
  • Letterbox Friendly Filter Icon
  • Eco CredentialsFilter Icon
Displaying 11 of 89  - Sorted by
View sizes in: mm inches
  • 1+ Rate Your Price
    2+ Rate Your Price
    5+ Rate Your Price
    10+ Rate Your Price
    20+ Rate Your Price
    40+ Rate Your Price
    100+ Rate Your Price
    200+ Rate Your Price