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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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Plus Fabric Envelopes Self Seal 120gsm C5 White (250 Pack) D23770

Plus Fabric Envelopes Self Seal 120gsm C5 White 250 Pack D23770 154917 F
250
Pack
  • Pack of 250 self-seal C5 envelopes
  • Suitable for A5 & folded A4 documents
  • Made from durable 120gsm bright white paper
  • Self-seal closure saves time & effort
£47.32
£39.43 ex. VAT
£39.43
£47.32 inc. VAT
£47.32
£39.43 ex. VAT
£39.43
£47.32 inc. VAT

Order now for dispatch today

Order now for dispatch today

Blake Wallet Envelope Peel and Seal 130gsm C5 Metallic Gold (250 Pack) BLK93029

Blake Wallet Envelope Peel and Seal 130gsm C5 Metallic Gold 250 Pack BLK93029 453105 F
250
Pack
  • Pack Size: 250 Metallic Gold envelopes.
  • Paper Weight: Crafted from high-quality 130gsm paper.
  • Envelope Size: C5 – fits A4 folded or A5 unfolded.
  • Closure Type: Convenient Peel and Seal for easy mailing.
£140.90
£117.42 ex. VAT
£117.42
£140.90 inc. VAT
£140.90
£117.42 ex. VAT
£117.42
£140.90 inc. VAT

Order now for dispatch today

Order now for dispatch today

5 Star Office Envelopes Recycled Pocket Self Seal 90gsm 406x305mm Manilla (250 Pack) 907239

5 Star Office Envelopes Recycled Pocket Self Seal 90gsm 406x305mm Manilla 250 Pack 907239 112936 F
250
Pack
  • Pack of 250: Contains a generous 250 high-quality manilla envelopes
  • Self-Seal Closure: Features a reliable self-seal for quick and easy use
  • Recycled Material: Made with 100% recycled materials for a sustainable choice
  • Size: Measures 406 x 305mm, suitable for standard documents
£46.56
£38.80 ex. VAT
£38.80
£46.56 inc. VAT
£46.56
£38.80 ex. VAT
£38.80
£46.56 inc. VAT

Order now for dispatch today

Order now for dispatch today

5 Star Office Envelopes Recycled Pocket Self Seal 115gsm 406x305mm Manilla (250 Pack) D90023

5 Star Office Envelopes Recycled Pocket Self Seal 115gsm 406x305mm Manilla 250 Pack D90023 123891 F
250
Pack
  • Pack of 250: Contains 250 high-quality manilla envelopes.
  • Self-Seal Closure: Features a reliable self-seal for convenience.
  • Recycled Material: Made with 100% recycled materials for sustainability.
  • Size: 406 x 305mm: Ideal for standard documents and office use.
£46.56
£38.80 ex. VAT
£38.80
£46.56 inc. VAT
£46.56
£38.80 ex. VAT
£38.80
£46.56 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelopes Pocket Self Seal 80gsm C4 Manilla (250 Pack) KF02720

Q Connect Envelopes Pocket Self Seal 80gsm C4 Manilla 250 Pack KF02720 154378 F
250
Pack
  • Contains 250 manilla C4 envelopes
  • Self-seal closure for convenience
  • Suitable for A4 documents
  • Durable 80gsm paper
£25.63
£21.36 ex. VAT
£21.36
£25.63 inc. VAT
£25.63
£21.36 ex. VAT
£21.36
£25.63 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelope Pocket Self Seal 90gsm B4 Manilla (250 Pack) KF02893

Q Connect Envelope Pocket Self Seal 90gsm B4 Manilla 250 Pack KF02893 130378 F
250
Pack
  • Size: 353 x 250mm (B4)
  • Quantity: Pack of 250 envelopes
  • Paper Weight: 90gsm
  • Closure: Self-seal adhesive flap
£28.00
£23.33 ex. VAT
£23.33
£28.00 inc. VAT
£28.00
£23.33 ex. VAT
£23.33
£28.00 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelope Pocket Self Seal 115gsm 406x305mm Manilla (250 Pack) KF3450

Q Connect Envelope Pocket Self Seal 115gsm 406x305mm Manilla 250 Pack KF3450 156398 F
250
Pack
  • Size: 406 x 305mm
  • Paper Weight: 115gsm for reliable protection
  • Closure: Convenient self-seal for quick use
  • Pack: 250 manilla envelopes, 75% recycled
£30.34
£25.28 ex. VAT
£25.28
£30.34 inc. VAT
£30.34
£25.28 ex. VAT
£25.28
£30.34 inc. VAT

Order now for dispatch today

Order now for dispatch today

Q-Connect Envelope Pocket Self Seal 115gsm 381x254mm Manilla (250 Pack) KF3459

Q Connect Envelope Pocket Self Seal 115gsm 381x254mm Manilla 250 Pack KF3459 151596 F
250
Pack
  • Size: 381 x 254mm
  • Paper Weight: 115gsm for reliable protection
  • Convenient: Self-seal closure for quick use
  • Eco-Friendly: Made with 75% recycled content
£25.39
£21.16 ex. VAT
£21.16
£25.39 inc. VAT
£25.39
£21.16 ex. VAT
£21.16
£25.39 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.
£49.60
£41.33 ex. VAT
£41.33
£49.60 inc. VAT
£49.60
£41.33 ex. VAT
£41.33
£49.60 inc. VAT

Order now for dispatch today

Order now for dispatch today

Value Envelope Plain Non Window 80gsm C4 Manilla (250 Pack) C480250MP

Value Envelope Plain Non Window 80gsm C4 Manilla 250 Pack C480250MP 809031 F
250
Pack
  • Pack of 250: Contains a generous supply of high-quality C4 manilla envelopes.
  • Self-Seal Closure: Features a convenient adhesive flap for easy, no-lick sealing.
  • A4 Compatible: Comfortably fits unfolded A4 paper (324x229mm size).
  • Durable 80gsm Paper: Offers reliable protection during mailing and transit.
This item is out of stock

Value Envelope Plain Non Window 80gsm C4 Manilla (250 Pack) C480250MP

Please enter your email address below and we will contact you as soon as this item becomes available. Your email will not be used for anything else.

Blake Wallet Envelope Peel and Seal 120gsm C5 Black (250 Pack) BLK93027

Blake Wallet Envelope Peel and Seal 120gsm C5 Black 250 Pack BLK93027 453103 F
250
Pack
  • Size: C5 – fits A4 folded or A5 documents.
  • Closure: Peel and seal for secure mailing.
  • Quantity: 250 envelopes per pack.
  • Colour: Jet Black – adds a sophisticated touch.
This item is out of stock

Blake Wallet Envelope Peel and Seal 120gsm C5 Black (250 Pack) BLK93027

Please enter your email address below and we will contact you as soon as this item becomes available. Your email will not be used for anything else.

Blake Wallet Envelope Peel and Seal 120gsm C5 Red (250 Pack) BLK93020

Blake Wallet Envelope Peel and Seal 120gsm C5 Red 250 Pack BLK93020 453098 F
250
Pack
  • Vibrant Red C5 Envelopes: Make your mail stand out.
  • Quality 120gsm Paper: Professional finish & reliable protection.
  • Peel & Seal Closure: Secure and easy to use.
  • Bulk Pack of 250: Ideal for businesses & frequent use.
This item is out of stock

Blake Wallet Envelope Peel and Seal 120gsm C5 Red (250 Pack) BLK93020

Please enter your email address below and we will contact you as soon as this item becomes available. Your email will not be used for anything else.

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?