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Envelope Range

Wide Range of Envelopes & Office Accessories in Australia

There’s no better place to buy envelopes and office accessories than Mega Thing. Our huge range of office supplies includes hundreds of envelopes in an array of styles, colours, and sizes. From standard business envelopes to padded options for extra protection, we have the perfect solution for every occasion. Available in a variety of sizes, colours, and sealing mechanisms, our envelopes ensure your correspondence remains secure and professional. Whether you’re sending invoices, personal letters, or important documents, our range guarantees reliable quality. Designed to address pain points like durability, tamper-evidence, and versatility, these envelopes are ideal for businesses, schools, and personal use. Take a look at our bestselling envelopes and find the perfect solutions for your office.

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  • Quill 100850264 Envelope 80gsm DL Pack 25 Emerald | It's A Mega Thing

    Quill Envelope 80gsm DL Emerald Pack of 25

    Quill
    $10.12
    RRP: $11.22
    Quill 100850264 Envelope 80gsm DL Pack 25 Emerald Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4...
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    $10.12
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  • Cumberland 612344 Envelope Strip Seal Heavy White Window Secretive Booklet Mailer C4 229x324mm Box 250 | Mega Office Supplies Cumberland Envelope Strip Seal Heavy White Window Secretive Booklet Mailer C4 229x324mm 612344 Box 250 | Mega Office Supplies

    Envelope Strip Seal Window Secretive Mailer C4 229 x 324mm Box 250

    Cumberland
    $79.97
    RRP: $89.65
    Cumberland 612344 Envelope Strip Seal Heavy White Window Secretive Booklet Mailer c4 229x324mm Box 250 Heavy Duty Booklet Mailer Envelope with the opening on the long side to assist with easy insertion/removal of documents. Strip Seal Window 95 x...
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    $79.97
    RRP: $89.65
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  • Quill 100850247 Envelope 80gsm C6 Pack 25 Marine Blue | It's A Mega Thing

    Quill Envelope 80gsm C6 Marine Blue Pack of 25

    Quill
    $8.47
    RRP: $9.35
    Quill 100850247 Envelope 80gsm C6 Pack 25 Marine Blue Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4...
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    $8.47
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  • Quill 100850268 Envelope 80gsm DL Pack 25 Musk | It's A Mega Thing

    Quill Envelope 80gsm DL Musk Pack of 25

    Quill
    $10.12
    RRP: $11.22
    Quill 100850268 Envelope 80gsm DL Pack 25 Musk Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4 sheets...
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    $10.12
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  • Quill 100850262 Envelope 80gsm DL Pack 25 Marine Blue | It's A Mega Thing

    Quill Envelope 80gsm DL Marine Blue Pack of 25

    Quill
    $10.12
    RRP: $11.22
    Quill 100850262 Envelope 80gsm DL Pack 25 Marine Blue Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4...
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    $10.12
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  • Quill 100850267 Envelope 80gsm DL Pack 25 Orange | It's A Mega Thing
    Sale 27%
    Sale 27%

    Quill Envelope 80gsm DL Orange Pack of 25

    Quill
    $8.24
    $10.12
    RRP: $11.22
    Quill 100850267 Envelope 80gsm DL Pack 25 Orange Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4...
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    $8.24
    $10.12
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  • Quill 100850252 Envelope 80gsm C6 Pack 25 Orange | It's A Mega Thing

    Quill Envelope 80gsm C6 Orange Pack of 25

    Quill
    $8.47
    RRP: $9.35
    Quill 100850252 Envelope 80gsm C6 Pack 25 Orange Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4...
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  • Quill 100850065 Envelope Metallique 120gsm C6 Pack 10 Mother of Pearl | It's A Mega Thing

    Quill Envelope Metallique 120gsm C6 Mother of Pearl Pack of 10

    Quill
    $8.58
    RRP: $9.46
    Quill 100850065 Envelope Metallique 120gsm C6 Pack 10 Mother of Pearl Features Quill Metallique Paper, Board & Envelopes have a smooth surface and shimmery texture making it perfect for handwritten notes, calligraphy, card making and...
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  • Cumberland 603322 Envelope Strip Seal Gold Pocket DL 110x220mm - Box 500 | Mega Office Supplies Cumberland Envelope Strip Seal Gold Pocket DL 110x220mm 603322 - Box 500 | Mega Office Supplies

    Envelope Strip Seal Gold Pocket DL 110 x 220mm Box 500

    Cumberland
    $66.55
    RRP: $74.58
    Cumberland 603322 Envelope Strip Seal Gold Pocket dl 110x220mm - Box 500 Traditional Pocket style envelope with the opening on the short side. Strip Seal Opening on the short side Why not customize with a printed company logo or school emblem...
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    $66.55
    RRP: $74.58
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  • Quill 100850266 Envelope 80gsm DL Pack 25 Red | It's A Mega Thing

    Quill Envelope 80gsm DL Red Pack of 25

    Quill
    $10.12
    RRP: $11.22
    Quill 100850266 Envelope 80gsm DL Pack 25 Red Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4 sheets...
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  • Cumberland 607331 Envelope Strip Seal Heavy White Pocket B5 250x176mm - Box 250 | Mega Office Supplies Cumberland Envelope Strip Seal Heavy White Pocket B5 250x176mm 607331 - Box 250 | Mega Office Supplies

    Envelope Strip Seal Heavy White Pocket B5 250 x 176mm Box 250

    Cumberland
    $51.81
    RRP: $58.08
    Cumberland 607331 Envelope Strip Seal Heavy White Pocket b5 250x176mm - Box 250 Traditional Pocket style envelope with an Easy Open strip on the short side. Strip Seal Opening on the short side Why not customise with a printed company logo or...
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    $51.81
    RRP: $58.08
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  • Quill 100850256 Envelope 80gsm C6 Pack 25 Sunshine | It's A Mega Thing

    Quill Envelope 80gsm C6 Sunshine Pack of 25

    Quill
    $8.47
    RRP: $9.35
    Quill 100850256 Envelope 80gsm C6 Pack 25 Sunshine Features Quill Colour Envelopes come C6 & DL size, and in a handy pack of 25 so you can coordinate your mail with elegant style C6 size suits A5 sheets of paper while DL size are ideal for A4...
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    $8.47
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