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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 100gsm C4 White (250 Pack) 906632

5 Star Office Envelopes Pocket Peel and Seal 100gsm C4 White 250 Pack 906632 118079 F
250
Pack
  • Size: C4 (324x229mm) - Ideal for standard documents.
  • Peel and Seal Closure - Quick, convenient and hygienic.
  • Pocket Opening - Easy document insertion/removal.
  • Pack of 250 Envelopes - Reliable 100gsm paper.
£25.44
£21.20 ex. VAT
£21.20
£25.44 inc. VAT
£25.44
£21.20 ex. VAT
£21.20
£25.44 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelopes Self Seal 100gsm C4 White (250 Pack) KF3458

Q Connect Envelopes Self Seal 100gsm C4 White 250 Pack KF3458 105110 F
250
Pack
  • Size: C4 - Perfect for A4 documents
  • Paper Weight: 100gsm - Quality white paper construction
  • Pack Quantity: 250 envelopes per pack
  • Convenient Closure: Features a self-seal flap for easy and secure mailing
£17.26
£14.38 ex. VAT
£14.38
£17.26 inc. VAT
£17.26
£14.38 ex. VAT
£14.38
£17.26 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelopes Pocket Plain Peel and Seal 100gsm C4 White (250 Pack) KF03291

Q Connect Envelopes Pocket Plain Peel and Seal 100gsm C4 White 250 Pack KF03291 280222 F
250
Pack
  • Size: C4 (324 x 229mm) - Designed for A4 paper.
  • Quantity: Pack of 250 white envelopes.
  • Closure: Features a convenient peel and seal for a secure closure.
  • Paper Weight: Made with 100gsm paper for quality and durability.
£23.74
£19.78 ex. VAT
£19.78
£23.74 inc. VAT
£23.74
£19.78 ex. VAT
£19.78
£23.74 inc. VAT

Order now for dispatch today

Order now for dispatch today

5 Star Value Envelope Pocket Self Seal 100gsm C4 White (250 Pack) 553266

5 Star Value Envelope Pocket Self Seal 100gsm C4 White 250 Pack 553266 889029 F
250
Pack
  • Pack Size: 250 high-quality envelopes
  • Size: C4 - Ideal for A4 documents folded in three
  • Closure: Reliable self-seal for quick fastening
  • Paper Weight: 100gsm for a professional feel
£18.82
£15.68 ex. VAT
£15.68
£18.82 inc. VAT
£18.82
£15.68 ex. VAT
£15.68
£18.82 inc. VAT

Order now for dispatch today

Order now for dispatch today

Value Evolve Envelopes Recycled Pocket Self Seal 100gsm C4 White (250 Pack) RD7891

Value Evolve Envelopes Recycled Pocket Self Seal 100gsm C4 White 250 Pack RD7891 181440 F
250
Pack
  • Eco-Friendly: Made from 100% recycled 100gsm paper.
  • Size & Format: C4 size, designed for A4 documents.
  • Convenient Closure: Features a quick and easy self-seal closure.
  • Pack Quantity: Includes 250 white envelopes per pack.
£36.52
£30.43 ex. VAT
£30.43
£36.52 inc. VAT
£36.52
£30.43 ex. VAT
£30.43
£36.52 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelope Pocket Self Seal 100gsm 406x305mm Manilla (250 Pack) KF3536

Q Connect Envelope Pocket Self Seal 100gsm 406x305mm Manilla 250 Pack KF3536 195478 F
250
Pack
  • Size: 406x305mm - Ideal for A4 documents.
  • Self-Seal: Quick and easy closure – no licking needed!
  • Durable: Made from quality 100gsm paper for reliable protection.
  • Pack of 250: Perfect for businesses and home organisation.
£47.70
£39.75 ex. VAT
£39.75
£47.70 inc. VAT
£47.70
£39.75 ex. VAT
£39.75
£47.70 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelope Pocket Self Seal 100gsm B4 White (250 Pack) KF02896

Q Connect Envelope Pocket Self Seal 100gsm B4 White 250 Pack KF02896 101758 F
250
Pack
  • B4 Size: 353 x 250mm
  • 100gsm Paper Weight for quality feel
  • Convenient Self-Seal Closure
  • Pack of 250 White Envelopes
£48.42
£40.35 ex. VAT
£40.35
£48.42 inc. VAT
£48.42
£40.35 ex. VAT
£40.35
£48.42 inc. VAT

Order now for dispatch today

Order now for dispatch today

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?