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Gusset Envelopes

Mail your bulky documents securely with our Gusset Envelopes. Designed to expand for larger items, they are perfect for sending catalogs, brochures, or multiple documents.

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  • Best Value Plus Fabric C4 Prestige White 120gsm Gusset P&S Powertac Pocket Box of 100 Envelopes
    Best Value Plus Fabric C4 Prestige White 120gsm Gusset P&S Powertac Pocket Box of 100 Envelopes
    Sold out

    Plus Fabric C4 Prestige White 120gsm Gusset P&S Powertac Pocket Box of 100 Envelopes

    £79.78 GBP
    £79.78 GBP - £79.78 GBP
    £79.78 GBP
    £63.49 GBP
    £63.49 GBP - £63.49 GBP
    £63.49 GBP
    Out of stock

    Plus Fabric- Premium quality paper combines strength, quality, and appearance, and creates a lasting impression C4 size Power-tac adhesive off...

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  • Best Value Plus Fabric C4 White Pocket Peel And Seal Gusset Envelope with Powertac, 120 gsm, Pack of 100
    Best Value Plus Fabric C4 White Pocket Peel And Seal Gusset Envelope with Powertac, 120 gsm, Pack of 100
    Sold out

    Plus Fabric C4 White Pocket Peel And Seal Gusset Envelope with Powertac, 120 gsm, Pack of 100

    £86.12 GBP
    £86.12 GBP - £86.12 GBP
    £86.12 GBP
    £80.49 GBP
    £80.49 GBP - £80.49 GBP
    £80.49 GBP
    Out of stock

    Plus Fabric- Premium quality paper combines strength, quality, and appearance, and creates a lasting impression C4 size with a gusset Power-ta...

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  • Best Value New Guardian C4 Armour Manilla 130gsm Peel & Seal Gusset Envelope, Box 100
    Best Value New Guardian C4 Armour Manilla 130gsm Peel & Seal Gusset Envelope, Box 100
    Sold out

    New Guardian C4 Armour Manilla 130gsm Peel & Seal Gusset Envelope, Box 100

    £104.08 GBP
    £104.08 GBP - £104.08 GBP
    £104.08 GBP
    £96.49 GBP
    £96.49 GBP - £96.49 GBP
    £96.49 GBP
    Out of stock

    New Guardian - A strong two-tone manilla paper that safeguards important contents and offers premium protection for important Mail C4 size Sub...

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  • Best Value New Guardian Envelopes Heavyweight Peel and Seal Gusset 25mm 130gsm Manilla C4 (Pack 100)
    Best Value New Guardian Envelopes Heavyweight Peel and Seal Gusset 25mm 130gsm Manilla C4 (Pack 100)
    Sold out

    New Guardian Envelopes Heavyweight Peel and Seal Gusset 25mm 130gsm Manilla C4 (Pack 100)

    £62.43 GBP
    £62.43 GBP - £62.43 GBP
    £62.43 GBP
    £49.99 GBP
    £49.99 GBP - £49.99 GBP
    £49.99 GBP
    Out of stock

    New Guardian - A strong two-tone manilla paper that safeguards important contents and offers premium protection for important Mail C4 size Sub...

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  • Best Value Tyvek 758124 406mm x 305mm 51mm Gusset Envelope - White (Pack of 100)
    Best Value Tyvek 758124 406mm x 305mm 51mm Gusset Envelope - White (Pack of 100)
    Sold out

    Tyvek 758124 406mm x 305mm 51mm Gusset Envelope - White (Pack of 100)

    £159.88 GBP
    £159.88 GBP - £159.88 GBP
    £159.88 GBP
    £131.49 GBP
    £131.49 GBP - £131.49 GBP
    £131.49 GBP
    Out of stock

    Water Resistant Tear Resistant Burst Resistant Description An ideal replacement or alternative for a box or carton. A light weight gusset...

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