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Plain Envelopes

Plain envelopes can be bought from us in a variety of colours such as white and manilla, as well as multiple sizes like C4, C5 and DL.

Plain Envelopes
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5 Star Office Envelopes Pocket Peel and Seal 80gsm C5 White (25 Pack) FS600401

5 Star Office Envelopes Pocket Peel and Seal 80gsm C5 White 25 Pack FS600401 912086 F
25
Pack
  • Pack Size: 25 high-quality envelopes
  • Size: C5 – fits A4 folded or A5 unfolded
  • Paper Weight: 80gsm for durability
  • Closure: Convenient peel & seal – no licking needed!
£1.99
£1.66 ex. VAT
£1.66
£1.99 inc. VAT
(2)
£1.99
£1.66 ex. VAT
£1.66
£1.99 inc. VAT
(2)

Order now for dispatch today

Order now for dispatch today

5 Star Office Envelopes Plain Wallet Self Seal 80gsm DL White (25 Pack) FS600371

5 Star Office Envelopes Plain Wallet Self Seal 80gsm DL White 25 Pack FS600371 912094 F
25
Pack
  • Pack of 25 plain white wallet envelopes
  • Suitable for DL size mail & folded A4/A5 sheets
  • 80gsm paper for reliable performance
  • Features a simple and secure self-seal closure
£1.63
£1.36 ex. VAT
£1.36
£1.63 inc. VAT
(1)
£1.63
£1.36 ex. VAT
£1.36
£1.63 inc. VAT
(1)

Order now for dispatch today

Order now for dispatch today

5 Star Office Envelopes Pocket Self Seal 90gsm C4 White (25 Pack) 934758

5 Star Office Envelopes Pocket Self Seal 90gsm C4 White 25 Pack 934758 409081 F
25
Pack
  • Size: C4 (324x229mm) - Ideal for standard documents
  • Quantity: 25 high-quality envelopes per pack
  • Self-Seal Closure: No need for moistening or tape for easy sealing
  • Pocket Opening: Allows quick and easy access to contents
£2.26
£1.88 ex. VAT
£1.88
£2.26 inc. VAT
£2.26
£1.88 ex. VAT
£1.88
£2.26 inc. VAT

Order now for dispatch today

Order now for dispatch today

New Guardian Envelopes Gusset Peel/Seal 130gsm C4 Manilla (25 Pack) F27666

New Guardian Envelopes Gusset Peel Seal 130gsm C4 Manilla 25 Pack F27666 102300 F
25
Pack
  • Includes 25 durable manilla envelopes
  • Designed for A4 documents with a 25mm expanding gusset for bulky items
  • Crafted from durable 130gsm paper for reliable protection
  • Features a convenient peel and seal closure with Power-Tac adhesion
£24.98
£20.82 ex. VAT
£20.82
£24.98 inc. VAT
£24.98
£20.82 ex. VAT
£20.82
£24.98 inc. VAT

Order now for dispatch today

Order now for dispatch today

5 Star Office Envelopes Pocket Self Seal 90gsm C5 White (25 Pack) 934754

5 Star Office Envelopes Pocket Self Seal 90gsm C5 White 25 Pack 934754 409082 F
25
Pack
  • Pack Size: 25 C5 envelopes
  • Self-Seal Closure: No licking needed for easy sealing
  • Dimensions: 229x162mm (C5 size)
  • Paper Weight: 90gsm for quality and durability
This item is out of stock

5 Star Office Envelopes Pocket Self Seal 90gsm C5 White (25 Pack) 934754

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Plain Envelopes

Find plain envelopes for your mailing and office requirements. Our extensive range includes a variety of sizes, including DL, C4, C5 and B4. Peel and seal and self seal options are also available.

We stock bulk packs to suit businesses and home offices, as well as a wide range of quantities. Choose from different paper weights and colours like white and manilla.

We have the right envelope for your letters, documents and invoices. Envelopes with recycled paper are also available here.

Find more types of envelopes in our full range.

Frequently Asked Questions

Q. Will C5 envelopes fit A4 paper?

Q. What is a windowless envelope?