
Gusset Envelopes
Gusset Envelopes from Packaging Panda. Expandable envelopes ideal for thicker documents and bulky items. Free next day delivery available.
- Gusset envelopes designed for bulkier, larger, or heavier items
- Stand up pouches in different sizes between 25mm to 30mm
- Compostable and recyclable gusseted bags with expandable sides
- Expandable envelope for magazines, business documents, catalogues, and more
- Each large envelope has a peel-and-seal closure
Free delivery
All orders over £150
Next day delivery
Order before 2pm
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1,000+ UK businesses
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Custom sizes & print
| Image | Length | Width | Appearance | GSM | Pack qty | SKU | Price Per Envelope (Ex VAT) | Quantity | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1-4 Packs | 5-9 Packs | 10+ Packs | ||||||||
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162mm | 114mm | 25mm | 180gsm | 200 | WAMA0088 |
19.8p
|
16.7pSave 16%
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14.8pSave 25%
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254mm | 178mm | 25mm | 180gsm | 200 | WAMA0089 |
22.8p
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19.8pSave 13%
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16.3pSave 29%
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324mm | 229mm | 25mm | 180gsm | 200 | WAMA0090 |
21.1p
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18.6pSave 12%
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15.7pSave 26%
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381mm | 254mm | 25mm | 180gsm | 200 | WAMA0091 |
28.9p
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25.9pSave 10%
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23.7pSave 18%
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457mm | 324mm | 30mm | 130gsm | 125 | WAMA0092 |
24.5p
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22.4pSave 9%
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20.7pSave 16%
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Gusset Envelopes from Packaging Panda
Packing more documents is easier and more cost-effective with our stand-up gusset envelopes. Designed with expandable sides, these envelopes offer extra space—perfect for bulkier contents like catalogues, contracts, brochures, and magazines.
Each expandable envelope from Packaging Panda is both PEFC and FSC certified, ensuring it's made from sustainably sourced and reused materials. Fully recyclable, degradable, and compostable, these gusseted mailers provide an eco-conscious solution without compromising on functionality. Ideal for businesses and individuals looking to pack more while staying green.
Gusseted Envelopes From Packaging Panda
Say goodbye to struggling with standard envelopes that just don't fit the job. Packaging Panda's gusseted bags are designed to hold 3–4x more than regular mailers—making them ideal for shipping and storing books, documents, magazines, and other bulkier goods.
Each expandable envelope features a V-shaped gusset, crafted from recycled paper that's fully compostable, biodegradable, and recyclable. These eco-friendly mailers help reduce waste and support your commitment to sustainability.
Built with durability in mind, our gusseted envelopes include a secure peel-and-seal strip for hassle-free packing. Their expandable sides provide added volume, so you can pack more while using fewer envelopes—saving time, materials, and cost.
Perfect for businesses handling thick or heavy shipments, these stand-up pouches offer an eco-conscious and cost-effective solution.





