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  1. Home
  2. Paper, Envelopes & Packaging
  3. Packing & Mailing
  4. Envelopes & Mailing Bags
  5. Expanding & Gusset Envelopes
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Expanding & Gusset Envelopes - C4

(24)
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  1. Viking C4 Gusset Envelopes 229 x 324mm Peel and Seal Plain 120 gsm Brown Pack of 125
    Own Own Brand Brand
    2+1 free
    Sustainable Sustainable
    Own Own Brand Brand
    2+1 free
    Sustainable Sustainable
    Viking C4 Gusset Envelopes 229 x 324mm Peel and Seal Plain 120 gsm Brown Pack of 125 Viking No. 2091794
    4.5 out of 5 stars
    (9)
    Only
    £35.49
    Pack
    £42.59 incl. VAT
    Currently in stock Delivery 2-3 working days
  2. Office Depot C4 Gusset Envelopes 229 x 324 mm Peel and Seal Plain 130 gsm Brown Pack of 125
    Own Own Brand Brand
    Sustainable Sustainable
    Own Own Brand Brand
    Sustainable Sustainable
    Office Depot C4 Gusset Envelopes 229 x 324 mm Peel and Seal Plain 130 gsm Brown Pack of 125 Viking No. 2097939
    5 out of 5 stars
    (5)
    Only
    £66.49
    Pack
    £79.79 incl. VAT
    Currently in stock Delivery 2-3 working days
  3. Purely Packaging Vita Gusset Envelopes C4 Peel & Seal 140 gsm White Pack of 125
    Purely Packaging Vita Gusset Envelopes C4 Peel & Seal 140 gsm White Pack of 125 Viking No. 1173890
    Only
    £28.49
    Pack
    £34.19 incl. VAT
    Currently in stock Delivery 2-3 working days
  4. Tyvek C4 Pocket Envelopes 229 x 324 mm Peel and Seal Plain 54 gsm White Pack of 100
    Tyvek C4 Pocket Envelopes 229 x 324 mm Peel and Seal Plain 54 gsm White Pack of 100 Viking No. ND538209
    As low as
    £53.99
    Pack
    from 3 Packs
    £64.79 incl. VAT
    QTY excl. VAT incl. VAT
    1-2 £59.99 £71.99
    3+ £53.99 £64.79
    Currently in stock Delivery 2-3 working days
  5. Tyvek C4 Gusset Envelopes 229 x 324 mm Peel and Seal Plain 55 gsm White Pack of 100
    Tyvek C4 Gusset Envelopes 229 x 324 mm Peel and Seal Plain 55 gsm White Pack of 100 Viking No. ND538212
    4 out of 5 stars
    (1)
    As low as
    £83.49
    Pack
    from 3 Packs
    £100.19 incl. VAT
    QTY excl. VAT incl. VAT
    1-2 £92.49 £110.99
    3+ £83.49 £100.19
    Currently in stock Delivery 2-3 working days
  6. Purely Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 130 gsm Manilla Pack of 125
    Purely Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 130 gsm Manilla Pack of 125 Viking No. 1173889
    Only
    £20.49
    Pack
    £24.59 incl. VAT
    Currently in stock Delivery 2-3 working days
  7. PREMIUM Tear Resistant Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 125 gsm White Pack of 20
    PREMIUM Tear Resistant Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 125 gsm White Pack of 20 Viking No. 1162183
    Only
    £30.49
    Pack
    £36.59 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
    Min. qty 3
  8. Purely Nature First Ennvironmental C4 Gusset Envelopes Peel & Seal 324 x 229 x 25 mm Plain 140 gsm White Pack of 125
    Purely Nature First Ennvironmental C4 Gusset Envelopes Peel & Seal 324 x 229 x 25 mm Plain 140 gsm White Pack of 125 Viking No. 1153319
    Only
    £47.99
    Pack
    £57.59 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
    Min. qty 2
  9. Blake C4 Envelopes 229 x 324mm Peel and Seal Plain 130 gsm Cream Manilla Pack of 250
    Sustainable Sustainable
    Sustainable Sustainable
    Blake C4 Envelopes 229 x 324mm Peel and Seal Plain 130 gsm Cream Manilla Pack of 250 Viking No. 6298596
    5 out of 5 stars
    (2)
    As low as
    £81.49
    Pack
    from 3 Packs
    £97.79 incl. VAT
    QTY excl. VAT incl. VAT
    1-2 £89.99 £107.99
    3+ £81.49 £97.79
    Currently in stock Delivery 2-3 working days
  10. PREMIUM Tear Resistant Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 125 gsm White Pack of 100
    PREMIUM Tear Resistant Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 125 gsm White Pack of 100 Viking No. 1162182
    Only
    £79.49
    Pack
    £95.39 incl. VAT
    Currently in stock Delivery 2-3 working days
  11. Purely Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 130 gsm Manilla 1992MW Pack of 125
    Purely Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 130 gsm Manilla 1992MW Pack of 125 Viking No. 1153213
    Only
    £29.99
    Pack
    £35.99 incl. VAT
    Currently in stock Delivery 2-3 working days
  12. Blake Cream Manilla Gusset Envelope Peel and Seal C4 229x324x25mm 140 gsm Pack of 100
    Sustainable Sustainable
    Sustainable Sustainable
    Blake Cream Manilla Gusset Envelope Peel and Seal C4 229x324x25mm 140 gsm Pack of 100 Viking No. 6298713
    5 out of 5 stars
    (2)
    As low as
    £127.00
    Pack
    from 3 Packs
    £152.40 incl. VAT
    QTY excl. VAT incl. VAT
    1-2 £144.00 £172.80
    3+ £127.00 £152.40
    Currently in stock Delivery 2-3 working days
  13. Purely Nature First Ennvironmental C4 Gusset Envelopes Peel & Seal 324 x 229 x 25 mm Plain RN091 140 gsm White Pack of 125
    Purely Nature First Ennvironmental C4 Gusset Envelopes Peel & Seal 324 x 229 x 25 mm Plain RN091 140 gsm White Pack of 125 Viking No. 1153321
    Only
    £50.49
    Pack
    £60.59 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
    Min. qty 2
  14. Blake Cream Manilla Gusset Window Envelope Peel and Seal C4 229x324x25mm 140 gsm Pack of 100
    Sustainable Sustainable
    Sustainable Sustainable
    Blake Cream Manilla Gusset Window Envelope Peel and Seal C4 229x324x25mm 140 gsm Pack of 100 Viking No. 6298722
    As low as
    £144.00
    Pack
    from 3 Packs
    £172.80 incl. VAT
    QTY excl. VAT incl. VAT
    1-2 £157.00 £188.40
    3+ £144.00 £172.80
    Currently in stock Delivery 2-3 working days
  15. PREMIUM Office Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Ultra White Wove Pack of 100
    PREMIUM Office Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Ultra White Wove Pack of 100 Viking No. 1153386
    Only
    £60.49
    Pack
    £72.59 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
    Min. qty 2
  16. Creative Mid Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 120 gsm Storm Grey Pack of 125
    Creative Mid Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 120 gsm Storm Grey Pack of 125 Viking No. 1173978
    Only
    £78.99
    Pack
    £94.79 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
  17. Creative Bright Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Pillar Box Red Pack of 125
    Creative Bright Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Pillar Box Red Pack of 125 Viking No. 1174084
    Only
    £86.49
    Pack
    £103.79 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
  18. PREMIUM Woven Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 140 gsm Cream Wove Pack of 125
    PREMIUM Woven Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 140 gsm Cream Wove Pack of 125 Viking No. 1153155
    Only
    £79.49
    Pack
    £95.39 incl. VAT
    Currently in stock Delivery 5-8 working days
    Shipped directly from supplier
  19. Purely EcoCushion Gusset Envelopes C4 Peel & Seal 324 x 229 x 50 mm Plain 140 gsm White Pack of 100
    Purely EcoCushion Gusset Envelopes C4 Peel & Seal 324 x 229 x 50 mm Plain 140 gsm White Pack of 100 Viking No. 1153184
    Only
    £73.49
    Pack
    £88.19 incl. VAT
    Temporarily sold out

    Do you want to receive a one-off e-mail when this item is back in stock?

  20. PREMIUM Woven Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 9400 Plain 140 gsm Cream Wove Pack of 125
    PREMIUM Woven Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 9400 Plain 140 gsm Cream Wove Pack of 125 Viking No. 1173857
    Only
    £74.49
    Pack
    £89.39 incl. VAT
    Temporarily sold out

    Do you want to receive a one-off e-mail when this item is back in stock?

  21. Creative Dark Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 140 gsm 9141W Jet Black Pack of 125
    Creative Dark Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 140 gsm 9141W Jet Black Pack of 125 Viking No. 1153162
    Only
    £107.00
    Pack
    £128.40 incl. VAT
    Temporarily sold out

    Do you want to receive a one-off e-mail when this item is back in stock?

  22. Creative Bright Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Pumpkin Orange Pack of 125
    Creative Bright Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Pumpkin Orange Pack of 125 Viking No. 1174083
    Only
    £82.49
    Pack
    £98.99 incl. VAT
    Temporarily sold out

    Do you want to receive a one-off e-mail when this item is back in stock?

  23. Creative Dark Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Jet Black Pack of 125
    Creative Dark Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 140 gsm Jet Black Pack of 125 Viking No. 1173866
    Only
    £104.00
    Pack
    £124.80 incl. VAT
    Temporarily sold out

    Do you want to receive a one-off e-mail when this item is back in stock?

  24. Creative Bright Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 140 gsm 9061W Pillar Box Red Pack of 125
    Creative Bright Coloured Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm 140 gsm 9061W Pillar Box Red Pack of 125 Viking No. 1162268
    Only
    £91.49
    Pack
    £109.79 incl. VAT
    Temporarily sold out

    Do you want to receive a one-off e-mail when this item is back in stock?

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