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Window Envelopes

Find a wide range of window envelopes at Cartridge People, including C4 and DL window envelopes.

Window Envelopes
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We found 73 products
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5 Star Value Self Seal C5 Windowed Pocket Envelope 100gsm - White (500 Pack) 553258

5 Star Value Self Seal C5 Windowed Pocket Envelope 100gsm White 500 Pack 553258 889030 F
500
Pack
  • Pack Size: 500 envelopes
  • Size: C5 (229 x 162mm)
  • Paper Weight: 100gsm
  • Closure Type: Press Seal
£23.58
£19.65 ex. VAT
£19.65
£23.58 inc. VAT
£23.58
£19.65 ex. VAT
£19.65
£23.58 inc. VAT

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Order now for dispatch tomorrow

5 Star Office Peel and Seal C5 Windowed Pocket Envelope 100gsm - White (500 Pack) 906624

5 Star Office Peel and Seal C5 Windowed Pocket Envelope 100gsm White 500 Pack 906624 116103 F
500
Pack
  • Size: C5 (229x162mm)
  • 500 envelopes per pack
  • 100gsm paper with blue opaque interior for privacy
  • Features a window for address visibility
£27.83
£23.19 ex. VAT
£23.19
£27.83 inc. VAT
£27.83
£23.19 ex. VAT
£23.19
£27.83 inc. VAT

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Order now for dispatch tomorrow

Blake Purely Everyday Peel and Seal C5 Windowed Envelope 100gsm - White (100 Pack) 23084/100PR

Blake Purely Everyday Peel and Seal C5 Windowed Envelope 100gsm White 100 Pack 23084 100PR 752567 F
100
Pack
  • Pack Size: 100 C5 envelopes
  • Convenient Closure: Features a reliable peel and seal
  • Clear Addressing: Includes a window for address visibility
  • Paper Weight: Made with 100gsm paper
£9.57
£7.97 ex. VAT
£7.97
£9.57 inc. VAT
£9.57
£7.97 ex. VAT
£7.97
£9.57 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Self Seal C4 Windowed Basketweave Pocket Envelope 115gsm - Manilla (250 Pack) KF3534

Q Connect Self Seal C4 Windowed Basketweave Pocket Envelope 115gsm Manilla 250 Pack KF3534 137017 F
250
Pack
  • Pack of 250: Ideal for frequent mailing needs
  • C4 Size and 115gsm Paper: Suitable for A4 documents with a professional finish
  • Self-Seal Closure: Quick, secure, and eliminates the need for licking
  • Clear Window (40x105mm): Enhances address visibility for streamlined mailing
£22.05
£18.37 ex. VAT
£18.37
£22.05 inc. VAT
£22.05
£18.37 ex. VAT
£18.37
£22.05 inc. VAT

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Order now for dispatch tomorrow

5 Star Value Self Seal DL Windowed Wallet Envelope 90gsm - White (1000 Pack) 1088

5 Star Value Self Seal DL Windowed Wallet Envelope 90gsm White 1000 Pack 1088 889019 F
1000
Pack
  • Pack Size: 1000 white DL-sized (110x220mm) envelopes
  • Convenient Feature: Includes a window for clear address visibility
  • Closure Type: Press seal for a secure and instant bond
  • Versatile Use: Ideal for mailings, invoices, letters, and more
£28.36
£23.63 ex. VAT
£23.63
£28.36 inc. VAT
£28.36
£23.63 ex. VAT
£23.63
£28.36 inc. VAT

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Order now for dispatch tomorrow

5 Star Value Self Seal C4 Windowed Pocket Envelope 100gsm - White (250 Pack) 553274

5 Star Value Self Seal C4 Windowed Pocket Envelope 100gsm White 250 Pack 553274 889020 F
250
Pack
  • C4 Size: 324x229mm
  • Paper Weight: 100gsm for reliable performance
  • Press Seal Closure: No licking needed for a secure bond
  • Pack of 250: High-quality white window envelopes
£21.53
£17.94 ex. VAT
£17.94
£21.53 inc. VAT
£21.53
£17.94 ex. VAT
£17.94
£21.53 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Recycled Self Seal DL Windowed Envelope 100gsm - White (500 Pack) KF3505

Q Connect Recycled Self Seal DL Windowed Envelope 100gsm White 500 Pack KF3505 133660 F
500
Pack
  • Eco-Friendly: Made from 100% recycled 100gsm paper.
  • Convenient: Self-seal closure for easy use.
  • Size & Format: DL size, fits A4/A5 folded documents.
  • Pack Size: Contains 500 envelopes.
£18.94
£15.78 ex. VAT
£15.78
£18.94 inc. VAT
£18.94
£15.78 ex. VAT
£15.78
£18.94 inc. VAT

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Order now for dispatch tomorrow

5 Star Office Peel and Seal C4 Windowed Pocket Envelope 100gsm - White (250 Pack) 906640

5 Star Office Peel and Seal C4 Windowed Pocket Envelope 100gsm White 250 Pack 906640 139577 F
250
Pack
  • Size C4 (324x229mm) - ideal for standard documents.
  • Pack of 250 envelopes for ample supply.
  • Peel & seal closure for quick and secure mailing.
  • Blue opaque interior provides added confidentiality.
£28.07
£23.39 ex. VAT
£23.39
£28.07 inc. VAT
£28.07
£23.39 ex. VAT
£23.39
£28.07 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Self Seal DL Windowed Envelope 100gsm - White (1000 Pack) KF3515

Q Connect Self Seal DL Windowed Envelope 100gsm White 1000 Pack KF3515 109384 F
1000
Pack
  • Pack Size: 1000 white envelopes
  • Paper Weight: Crafted from 100gsm paper for a professional finish
  • Size: DL – fits A4/A5 sheets
  • Closure: Convenient self-seal for secure mailing
£28.63
£23.86 ex. VAT
£23.86
£28.63 inc. VAT
£28.63
£23.86 ex. VAT
£23.86
£28.63 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Gummed C5 Windowed Machine Envelope 80gsm - White (500 Pack) KF71434

Q Connect Gummed C5 Windowed Machine Envelope 80gsm White 500 Pack KF71434 100318 F
500
Pack
  • Size: 162 x 238mm (Oversized C5)
  • Contains 500 white envelopes per pack
  • Features a 45 x 90mm address window
  • Made from strong 80gsm paper with a gummed closure
£20.15
£16.79 ex. VAT
£16.79
£20.15 inc. VAT
£20.15
£16.79 ex. VAT
£16.79
£20.15 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Self Seal C6 Windowed Pocket Envelope 90gsm - White (1000 Pack) KF3410

Q Connect Self Seal C6 Windowed Pocket Envelope 90gsm White 1000 Pack KF3410 121035 F
1000
Pack
  • Suitable for A6 or folded A5 documents
  • Self-seal closure for secure mailing
  • Strong 90gsm paper for quality feel
  • Pack of 1000 white C6 envelopes
£25.85
£21.54 ex. VAT
£21.54
£25.85 inc. VAT
£25.85
£21.54 ex. VAT
£21.54
£25.85 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Self Seal C4 Windowed Pocket Envelope 90gsm - Manilla (250 Pack) 9017501

Q Connect Self Seal C4 Windowed Pocket Envelope 90gsm Manilla 250 Pack 9017501 461802 F
250
Pack
  • Size: C4 (324 x 229mm) - Ideal for A4 documents
  • Secure and Convenient: Self-seal adhesive flap for easy closure
  • Durable Quality: Crafted from 90gsm paper for reliable protection
  • Pack of 250: Manilla envelopes, perfect for business or home use
£17.91
£14.92 ex. VAT
£14.92
£17.91 inc. VAT
£17.91
£14.92 ex. VAT
£14.92
£17.91 inc. VAT

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Order now for dispatch tomorrow

Plus Fabric Peel and Seal C4 Windowed Pocket Envelope 120gsm - White (250 Pack) L23970

Plus Fabric Peel and Seal C4 Windowed Pocket Envelope 120gsm White 250 Pack L23970 144938 F
250
Pack
  • Size: C4, designed for A4 documents
  • Paper Weight: Durable 120gsm paper stock
  • Closure: Secure peel and seal flap with tear strip
  • Pack Quantity: 250 envelopes per pack
£86.72
£72.27 ex. VAT
£72.27
£86.72 inc. VAT
£86.72
£72.27 ex. VAT
£72.27
£86.72 inc. VAT

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Order now for dispatch tomorrow

Basildon Bond Peel and Seal C4 Windowed Pocket Envelope 120gsm - White (250 Pack) K80121

Basildon Bond Peel and Seal C4 Windowed Pocket Envelope 120gsm White 250 Pack K80121 126455 F
250
Pack

  • Pack of 250 C4 white envelopes for professional mailing.

  • Made from 120gsm 100% recycled paper – an eco-friendly choice.

  • Features a convenient peel & seal closure and address window.

  • Opaque green interior ensures confidentiality; fits unfolded A4 documents.

£57.49
£47.91 ex. VAT
£47.91
£57.49 inc. VAT
£57.49
£47.91 ex. VAT
£47.91
£57.49 inc. VAT

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Order now for dispatch tomorrow

Evolve Recycled Self Seal C4 Windowed Pocket Envelope 100gsm - White (250 Pack) RD7892

Evolve Recycled Self Seal C4 Windowed Pocket Envelope 100gsm White 250 Pack RD7892 157122 F
250
Pack
  • Eco-Friendly: Made from 100% recycled 100gsm paper.
  • Size & Format: C4 envelopes designed for A4 documents.
  • Convenient Closure: Features a self-seal closure – no licking needed.
  • Pack Size: Includes 250 envelopes per pack.
£37.58
£31.32 ex. VAT
£31.32
£37.58 inc. VAT
£37.58
£31.32 ex. VAT
£31.32
£37.58 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Gummed DL Windowed Wallet Envelope 70gsm - Manilla (1000 Pack) KF3423

Q Connect Gummed DL Windowed Wallet Envelope 70gsm Manilla 1000 Pack KF3423 115143 F
1000
Pack
  • Bulk Pack: Contains 1000 DL envelopes.
  • Paper Weight: Made from 70gsm paper for reliable use.
  • Size & Fit: DL size, fits A4 folded twice or A5 folded once.
  • Secure Closure: Features a gummed flap for secure mailing.
£23.40
£19.50 ex. VAT
£19.50
£23.40 inc. VAT
£23.40
£19.50 ex. VAT
£19.50
£23.40 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Peel and Seal C5 Windowed Pocket Envelope 115gsm - Manilla (500 Pack) KF97370

Q Connect Peel and Seal C5 Windowed Pocket Envelope 115gsm Manilla 500 Pack KF97370 168857 F
500
Pack
  • Bulk Pack: Contains 500 manilla envelopes for extended use.
  • Peel & Seal Closure: Features a convenient, no-moisture closure.
  • Recycled Paper: Made from 85% recycled paper for an environmentally conscious choice.
  • A4/A5 Compatible: Suitable for A4 sheets folded or unfolded A5 sheets.
£22.33
£18.61 ex. VAT
£18.61
£22.33 inc. VAT
£22.33
£18.61 ex. VAT
£18.61
£22.33 inc. VAT

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Order now for dispatch tomorrow

Plus Fabric Self Seal DL Windowed Wallet Envelope 120gsm - White (500 Pack) C22570

Plus Fabric Self Seal DL Windowed Wallet Envelope 120gsm White 500 Pack C22570 127190 F
500
Pack
  • Pack of 500: Contains 500 white DL envelopes.
  • 120gsm Paper: Crafted from robust 120gsm paper for reliable mailing.
  • Self-Seal Closure: Features a convenient self-seal closure for secure contents.
  • Fits A5/A4: Comfortably fits A5 sheets folded once, or A4 sheets folded twice.
£57.48
£47.90 ex. VAT
£47.90
£57.48 inc. VAT
£57.48
£47.90 ex. VAT
£47.90
£57.48 inc. VAT

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Order now for dispatch tomorrow

New Guardian Peel and Seal C4 Windowed Envelope 130gsm - Manilla (250 Pack) F24203

New Guardian Peel and Seal C4 Windowed Envelope 130gsm Manilla 250 Pack F24203 123600 F
250
Pack
  • Size: C4 – fits unfolded A4 documents
  • Secure Closure: Features a reliable Power-Tac peel & seal
  • Heavyweight Paper: Made from strong 130gsm manilla paper
  • Convenient Features: Includes tear strip & 40x100mm address window
£67.16
£55.97 ex. VAT
£55.97
£67.16 inc. VAT
£67.16
£55.97 ex. VAT
£55.97
£67.16 inc. VAT

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Order now for dispatch tomorrow

Evolve Recycled Self Seal DL Windowed Wallet Envelope 90gsm - White (1000 Pack) RD7884

Evolve Recycled Self Seal DL Windowed Wallet Envelope 90gsm White 1000 Pack RD7884 134717 F
1000
Pack

  • Made from 100% recycled 90gsm paper – a sustainable mailing choice.

  • DL size with a 35x90mm address window – eliminates need for labels.

  • Self-seal closure for quick, secure & professional mailing.

  • Fits A4 sheets folded twice, or A5 sheets folded once.

£52.41
£43.67 ex. VAT
£43.67
£52.41 inc. VAT
£52.41
£43.67 ex. VAT
£43.67
£52.41 inc. VAT

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Order now for dispatch tomorrow

5 Star Office Self Seal DL Windowed Wallet Envelope 90gsm - White (500 Pack) 907190

5 Star Office Self Seal DL Windowed Wallet Envelope 90gsm White 500 Pack 907190 117501 F
500
Pack
  • Size: DL (220x110mm) - ideal for standard letters
  • Self-Seal: Quick and convenient closure, saving time
  • Privacy Feature: Blue opaque interior for added confidentiality
  • Pack Contains: 500 durable, 90gsm envelopes
£21.06
£17.55 ex. VAT
£17.55
£21.06 inc. VAT
£21.06
£17.55 ex. VAT
£17.55
£21.06 inc. VAT

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Order now for dispatch tomorrow

Plus Fabric Peel and Seal DL Windowed Wallet Envelope 120gsm - White (500 Pack) B22170

Plus Fabric Peel and Seal DL Windowed Wallet Envelope 120gsm White 500 Pack B22170 101672 F
500
Pack
  • Ideal for correspondence with a robust 120gsm paper construction
  • Features a 39 x 93mm address window for clear recipient details
  • Includes a tear strip for effortless opening
  • Perfectly sized for A5/A4 folded sheets, with a large 500 envelope pack
£65.31
£54.42 ex. VAT
£54.42
£65.31 inc. VAT
£65.31
£54.42 ex. VAT
£54.42
£65.31 inc. VAT

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Order now for dispatch tomorrow

Basildon Bond Peel and Seal C5 Windowed Pocket Envelope 120gsm - White (500 Pack) J80119

Basildon Bond Peel and Seal C5 Windowed Pocket Envelope 120gsm White 500 Pack J80119 114434 F
500
Pack

  • Pack of 500 white C5 pocket envelopes.

  • Made from 100% recycled 120gsm paper – eco-friendly!

  • Features a biodegradable address window & peel and seal closure.

  • Fits unfolded A5 sheets or folded A4 documents.

£60.26
£50.22 ex. VAT
£50.22
£60.26 inc. VAT
£60.26
£50.22 ex. VAT
£50.22
£60.26 inc. VAT

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Order now for dispatch tomorrow

Plus Fabric Self Seal C4 Windowed Pocket Envelope 120gsm - White (250 Pack) H27070

Plus Fabric Self Seal C4 Windowed Pocket Envelope 120gsm White 250 Pack H27070 127526 F
250
Pack
  • Size: C4, ideal for A4 documents
  • Material: Durable 120gsm paper construction
  • Closure: Convenient self-seal design
  • Pack: Includes 250 white envelopes
£147.43
£122.86 ex. VAT
£122.86
£147.43 inc. VAT
£147.43
£122.86 ex. VAT
£122.86
£147.43 inc. VAT

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Order now for dispatch tomorrow

Evolve Recycled Self Seal C5 Windowed Envelope 100gsm - White (500 Pack) RD7084

Evolve Recycled Self Seal C5 Windowed Envelope 100gsm White 500 Pack RD7084 221800 F
500
Pack
  • Eco-Friendly: Made from 100% recycled 100gsm paper.
  • Convenient: Features a self-seal closure and 45x90mm window.
  • Size: C5 envelopes, ideal for A4/A5 documents.
  • Quantity: Pack of 500 envelopes.
£41.55
£34.62 ex. VAT
£34.62
£41.55 inc. VAT
£41.55
£34.62 ex. VAT
£34.62
£41.55 inc. VAT

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Order now for dispatch tomorrow

Basildon Bond Peel and Seal DL Windowed Wallet Envelope 120gsm - White (500 Pack) A80117

Basildon Bond Peel and Seal DL Windowed Wallet Envelope 120gsm White 500 Pack A80117 113356 F
500
Pack
  • Eco-Friendly: Made from 100% recycled 120gsm paper.
  • Convenient Closure: Features a peel & seal closure for secure mailing.
  • DL Size: Suitable for A5 or A4 sheets folded appropriately.
  • Pack of 500: Contains 500 white envelopes per pack.
£52.29
£43.57 ex. VAT
£43.57
£52.29 inc. VAT
£52.29
£43.57 ex. VAT
£43.57
£52.29 inc. VAT

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Order now for dispatch tomorrow

5 Star Office Peel and Seal DL Windowed Envelope 80gsm - White (25 Pack) FS600388

5 Star Office Peel and Seal DL Windowed Envelope 80gsm White 25 Pack FS600388 912087 F
25
Pack
  • Pack of 25 high-quality white DL envelopes.
  • Peel and seal closure for easy and secure fastening.
  • Fits A4 sheets folded twice & A5 sheets folded once.
  • 80gsm paper with a clear 35x89mm address window.
£2.98
£2.48 ex. VAT
£2.48
£2.98 inc. VAT
£2.98
£2.48 ex. VAT
£2.48
£2.98 inc. VAT

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Order now for dispatch tomorrow

Plus Fabric Peel and Seal C5 Windowed Envelope 120gsm - White (500 Pack) E24970

Plus Fabric Peel and Seal C5 Windowed Envelope 120gsm White 500 Pack E24970 113869 F
500
Pack
  • Pack of 500 white C5 envelopes for professional mailing.
  • Made from durable 120gsm paper with a peel and seal closure.
  • Fits A5 documents unfolded, or A4 folded once.
  • Includes clear address window & easy-open tear strip.
£87.30
£72.75 ex. VAT
£72.75
£87.30 inc. VAT
£87.30
£72.75 ex. VAT
£72.75
£87.30 inc. VAT

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Order now for dispatch tomorrow

New Guardian Self Seal C4 Windowed Envelope 130gsm - Manilla (250 Pack) M27503

New Guardian Self Seal C4 Windowed Envelope 130gsm Manilla 250 Pack M27503 125027 F
250
Pack
  • Pack Size: 250 manilla envelopes
  • Paper Weight: Durable 130gsm paper
  • Envelope Size: C4, fits unfolded A4 documents
  • Closure Type: Self-seal with 40x100mm address window
£57.89
£48.24 ex. VAT
£48.24
£57.89 inc. VAT
£57.89
£48.24 ex. VAT
£48.24
£57.89 inc. VAT

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Order now for dispatch tomorrow

Q-Connect Gummed 89mm x 152mm Windowed Pocket Envelope 70gsm - Manilla (1000 Pack) KF3431

Q Connect Gummed 89mm x 152mm Windowed Pocket Envelope 70gsm Manilla 1000 Pack KF3431 194007 F
1000
Pack
  • Size: 89mm x 152mm
  • Window: Features a 35 x 89mm clear window for address visibility
  • Material: Made from 75% Recycled Manilla
  • Pack Quantity: Contains 1000 envelopes
£26.23
£21.86 ex. VAT
£21.86
£26.23 inc. VAT
£26.23
£21.86 ex. VAT
£21.86
£26.23 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

5 Star Eco Recycled Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) 940406

5 Star Eco Recycled Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack 940406 477452 F
500
Pack
  • Eco-Friendly: Made from 100% recycled 90gsm paper.
  • C5 Size: Dimensions of 229 x 162mm.
  • Self-Seal & Window: Features a convenient self-seal closure and clear window.
  • Pack of 500: Includes 500 envelopes per pack.
£31.19
£25.99 ex. VAT
£25.99
£31.19 inc. VAT
£31.19
£25.99 ex. VAT
£25.99
£31.19 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Plus Fabric Self Seal C6 Windowed Wallet Envelope 120gsm - White (500 Pack) F22670

Plus Fabric Self Seal C6 Windowed Wallet Envelope 120gsm White 500 Pack F22670 117423 F
500
Pack
  • Secure Mailing: Self-seal closure and opaque blue interior for confidential documents.
  • Durable Quality: Crafted from 120gsm paper for reliable handling.
  • Convenient Features: Includes a 39 x 93mm address window for easy addressing.
  • Bulk Pack: Contains 500 C6 sized envelopes for ample supply.
£61.79
£51.49 ex. VAT
£51.49
£61.79 inc. VAT
£61.79
£51.49 ex. VAT
£51.49
£61.79 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Q-Connect Self Seal C5 Windowed Pocket Envelope 90gsm - White (500 Pack) KF02718

Q Connect Self Seal C5 Windowed Pocket Envelope 90gsm White 500 Pack KF02718 177003 F
500
Pack
  • Pack Size: 500 envelopes (20 packs of 25)
  • Paper Weight: 90gsm white envelopes
  • Closure Type: Self-Seal for convenience
  • Suitable For: A4 (folded) or A5 documents
£43.08
£35.90 ex. VAT
£35.90
£43.08 inc. VAT
£43.08
£35.90 ex. VAT
£35.90
£43.08 inc. VAT

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Order now for dispatch tomorrow

Self Seal DL Windowed Envelope 80gsm - Manilla (1000 Pack) DL801000MW

Self Seal DL Windowed Envelope 80gsm Manilla 1000 Pack DL801000MW 809036 F
1000
Pack
  • Quantity: 1000 high-quality manilla envelopes per pack.
  • Size & Fit: DL size (110x220mm) – fits tri-folded A4 documents.
  • Closure Type: Features a convenient self-seal adhesive flap.
  • Paper Quality: Made from durable 80gsm paper.
£22.51
£18.76 ex. VAT
£18.76
£22.51 inc. VAT
£22.51
£18.76 ex. VAT
£18.76
£22.51 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Self Seal C5 Windowed Envelope 90gsm - Manilla (500 Pack) C590500MW

Self Seal C5 Windowed Envelope 90gsm Manilla 500 Pack C590500MW 809034 F
500
Pack
  • Pack of 500: Contains a generous 500 high-quality manilla envelopes.
  • C5 Size: Specifically sized at 229x162mm to fit A5 documents.
  • Self-Seal Closure: Features a convenient self-seal adhesive flap for easy use.
  • 90gsm Paper Weight: Crafted from durable 90gsm manilla paper for reliable mailing.
£43.69
£36.41 ex. VAT
£36.41
£43.69 inc. VAT
£43.69
£36.41 ex. VAT
£36.41
£43.69 inc. VAT

Order now for dispatch tomorrow

Order now for dispatch tomorrow

Self Seal C4 Windowed Envelope 90gsm - White (250 Pack)

Self Seal C4 Windowed Envelope 90gsm White 250 Pack 755370 F
250
Pack
  • C4 Size & 250 Envelopes: Ideal for standard correspondence.
  • 90gsm White Paper: Provides a professional and quality feel.
  • Window & Self-Seal: For easy addressing and secure closure.
  • UK Made & Sustainable: Ethically sourced paper from renewable forests.
This item is out of stock

Self Seal C4 Windowed Envelope 90gsm - White (250 Pack)

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Window Envelopes

Find the window envelopes for your business or personal needs with our extensive range. Including various sizes, from popular DL and C5 to C4 and C6, you’ll also find sealing options like gummed, self seal and peel & seal.

Choose from a range of paper weights, including 70gsm, 80gsm, 90gsm and 120gsm options and benefit from convenient pack sizes, from economical smaller packs up to larger packs.

Ideal for invoices, letters and important documents, our window envelopes offer a professional finish. We stock both white and manilla envelopes with windows. Browse our selection to find the right size, weight and sealing method for efficient and secure mailing.

Discover our full range of envelopes, for the secure sending of correspondence at home or work.