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Key features

  • Weight (gsm) - 90gsm

White 90 gsm self-seal C5 business envelopes with window box of 500

Viking Number Q2H-2042320

Office Depot C5 white self-seal business envelopes with window are professional, secure and simple to seal and send

C5 size (229mm x 162mm) is designed to hold A5 sheets or A4 sheets folded horizontally

More product details
Buy 2 get 1 free
Buy 2 boxes of the same Office Depot self-seal business envelopes and get another box of the same free
(£23.99 incl. VAT)


Office Depot C5 white self-seal business envelopes with window are professional, secure and simple to seal and send

Other sizes are available – choose from C6 size which can hold postcards or A4 sheets folded into quarters, DL size, which can hold A4 sheets folded twice horizontally, or C4 size, designed for A4 sheets without folding, as well as LL (large letter) size, ideal when you're sending large A4 documents

Postal prices increase with size, so it makes sense to use smaller envelopes whenever you can, using large envelopes when the contents can't be folded

Made from quality 90 gsm white paper

Includes a translucent window (left-aligned), letting you display address details printed on the contents

Evenly printed interior keeps your contents confidential

Self-seal glued surfaces last up to 9 months

Window size is 102 x 46 mm (70 mm from bottom and 15 mm from left)

Ideal for frequent users who mail a lot

Environmental attribute:FSC Mix Credit - Made from a mix of virgin material from FSC® certified sources with the balance from controlled fibre*.

* Controlled fibre refers to any wood fibre within an FSC product from an FSC forest or recycled. All controlled fibre sources are risk assessed according to FSC Standards to ensure they do not engage in illegal logging, natural forest conversion, liquidation of high conservation-value forests, civil rights violations and genetic modification of forest species.

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Viking Number 2042320 
Material Paper 
Recycled No 
Brand Office Depot 
EAN 8717868030736 
Size C5 
Qty per Unit 500 
Seal Self Seal 
Unit Box 
Weight (gsm) 90gsm 
Window Window 
Window Position 15 mm from bottom and 45 mm from left 
Height 162 mm 
Width 229 mm 
Internal Print Yes 
Window Size 102 x 46mm 
White 90 gsm self seal C5 business envelopes with window box of 500
  • Weight (gsm) - 90gsm
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Office Depot White Business Envelopes Window C5 90gsm Box of 500 reviews collected by Reevoo

Value for money
Overall rating
Scores 8.7 out of 10 based on 16 reviews
10 out of 10


Cardiff GB
The envelopes are simply delightful, a pleasure to use and wow they do the job. An excellent choice for anyone looking to post a letter.
There are none.
Confirmed purchase: 03 May 2014
9 out of 10


Elstree and Borehamwood GB
Very good, lightweight and sticks well
Wrong size windows for our particular letter templates!
Confirmed purchase: 20 May 2013
6 out of 10


Belvedere GB
Good value for money
Not all envelopes stuck down properly and needed selotape but overall a good buy
Confirmed purchase: 30 May 2012
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