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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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Blake PurelyEveryday Self Seal Envelopes 90gsm DL White (50 Pack) 13882/50PR

Blake PurelyEveryday Self Seal Envelopes 90gsm DL White 50 Pack 13882 50PR 434540 F
50
Pack
  • Size: Dl
  • Quantity: 50 Envelopes
  • Self-Seal: No moisture needed for closure
  • Paper Weight: 90gsm for quality feel
£2.75
£2.29 ex. VAT
£2.29
£2.75 inc. VAT
(1)
£2.75
£2.29 ex. VAT
£2.29
£2.75 inc. VAT
(1)

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Order now for dispatch tomorrow

Blake PurelyEveryday Peel & Seal Envelopes 100gsm DL White (50 Pack) 23882/50PR

Blake PurelyEveryday Peel Seal Envelopes 100gsm DL White 50 Pack 23882 50PR 434293 F
50
Pack
  • Pack Size: 50 Envelopes
  • Closure Type: Peel & Seal
  • Paper Weight: 100gsm for durability
  • Envelope Size: Dl
£3.54
£2.95 ex. VAT
£2.95
£3.54 inc. VAT
(1)
£3.54
£2.95 ex. VAT
£2.95
£3.54 inc. VAT
(1)

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Order now for dispatch tomorrow

Blake PurelyEveryday Self Seal Envelopes 80gsm DL White (50 Pack) 12882/50PR

Blake PurelyEveryday Self Seal Envelopes 80gsm DL White 50 Pack 12882 50PR 434301 F
50
Pack
  • Pack Size: 50 envelopes
  • Size & Weight: DL, 80gsm paper
  • Convenient: Self-seal closure - no moisture needed
  • Colour: Classic white for a professional finish
£2.47
£2.06 ex. VAT
£2.06
£2.47 inc. VAT
£2.47
£2.06 ex. VAT
£2.06
£2.47 inc. VAT

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Order now for dispatch tomorrow

Blake PurelyEveryday Self Seal Envelopes 90gsm C4 White (50 Pack) 12891/50PR

Blake PurelyEveryday Self Seal Envelopes 90gsm C4 White 50 Pack 12891 50PR 600528 F
50
Pack

  • Pack Size: Contains 50 high-quality, self-seal envelopes.

  • Convenience: Self-seal design eliminates licking or moistening.

  • Size & Use: C4 size, ideal for documents and letters.

  • Durability: Made with 90gsm paper for a premium feel and reliability.

£6.33
£5.27 ex. VAT
£5.27
£6.33 inc. VAT
£6.33
£5.27 ex. VAT
£5.27
£6.33 inc. VAT

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Order now for dispatch tomorrow

Blake PurelyEveryday Envelopes Self Seal 90gsm C6 White (50 Pack) 2602/50PR

Blake PurelyEveryday Envelopes Self Seal 90gsm C6 White 50 Pack 2602 50PR 434537 F
50
Pack
  • Pack Size: 50 Envelopes
  • Envelope Size: C6
  • Paper Weight: 90gsm for a professional feel
  • Convenient Closure: Self-seal – no moistening needed
£2.64
£2.20 ex. VAT
£2.20
£2.64 inc. VAT
£2.64
£2.20 ex. VAT
£2.20
£2.64 inc. VAT

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Order now for dispatch tomorrow

5 Star Office Envelopes Wallet Self Seal 80gsm DL White (50 Pack) 934740

5 Star Office Envelopes Wallet Self Seal 80gsm DL White 50 Pack 934740 409091 F
50
Pack
  • Pack Size: 50 high-quality self-seal envelopes
  • Size: DL (220x110mm)
  • Opening Style: Wallet opening for easy access
  • Paper Weight: 80gsm
£2.93
£2.44 ex. VAT
£2.44
£2.93 inc. VAT
£2.93
£2.44 ex. VAT
£2.44
£2.93 inc. VAT

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Order now for dispatch tomorrow

Basildon Bond Self Seal Envelope C5 White (50 Pack) B80277

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50
Pack
  • 50 Pack
  • Recycled paper
  • Weight: 120gsm
  • Peel and stick closure
£10.33
£8.61 ex. VAT
£8.61
£10.33 inc. VAT
£10.33
£8.61 ex. VAT
£8.61
£10.33 inc. VAT

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Order now for dispatch tomorrow

Kraft Mailing Bag 100mm Gusset 100gsm 580x465mm Manilla (50 Pack) KMB580

Kraft Mailing Bag 100mm Gusset 100gsm 580x465mm Manilla 50 Pack KMB580 786652 F
50
Pack
  • Eco-Friendly: Made from 100% recyclable, compostable & biodegradable paper.
  • Dimensions: 580x465x100mm with a 100mm lip.
  • UK Made: Manufactured in the UK for reduced carbon footprint.
  • Reusable & Convenient: Features twin peel and seal strips for easy reuse & returns.
£32.39
£26.99 ex. VAT
£26.99
£32.39 inc. VAT
£32.39
£26.99 ex. VAT
£26.99
£32.39 inc. VAT

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Order now for dispatch tomorrow

Kraft Mailing Bag 100mm Gusset 100gsm 415x495mm Manilla (50 Pack) KMB415

Kraft Mailing Bag 100mm Gusset 100gsm 415x495mm Manilla 50 Pack KMB415 786651 F
50
Pack
  • Eco-Friendly: Made from 100% recyclable, compostable & biodegradable paper.
  • Expanding Gusset: Accommodates varying contents with extra space.
  • Reusable Design: Twin peel & seal strips enable easy re-sealing & returns.
  • UK Manufactured: Robust and lightweight alternative to cardboard boxes.
£26.61
£22.17 ex. VAT
£22.17
£26.61 inc. VAT
£26.61
£22.17 ex. VAT
£22.17
£26.61 inc. VAT

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Order now for dispatch tomorrow

Basildon Bond Pocket Envelope 120gsm C4 White (50 Pack) L80281

Basildon Bond Pocket Envelope 120gsm C4 White 50 Pack L80281 144082 F
50
Pack
  • Pack of 50 plain white C4 envelopes
  • 120gsm Recycled Paper - environmentally conscious choice
  • A4 Document Size - suitable for unfolded A4
  • Peel & Seal Closure & Opaque Green Interior for secure, confidential mailing
This item is out of stock

Basildon Bond Pocket Envelope 120gsm C4 White (50 Pack) L80281

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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?