Recycled White Gusset Peel & Seal Envelopes

25mm Gusset Expansion

Smooth Finish

Peel and Seal Closure

Plastic-Free and 100% Recyclable

Size Guide

Here’s a handy list of the most common C sizes and how they relate to A paper sizing.

Please note that all our product sizing refers to the is internal measurement of the envelope.

C Name	Size (mm)	Paper Size
C0	917 x 1297	A0
C1	648 x 917	A1
C2	458 x 648	A2
C3	324 x 458	A3
C4	229 x 324	A4, A3 folded in half
C5	162 x 229	A5, A4 folded in half
C6	114 x 162	A6, A4 folded in four parts
C7	81 x 113	A7, A5 folded in four parts
C8	57 x 81	A8
C9	40 x 57	A9
C10	28 x 40	A10

Still Need Help? Read our comprehensive guide to envelope sizes, closures and the types of envelopes you can buy.

Your Complete Guide to Envelope Sizes, Types & Closures

Alternatively get in touch with one of the team at hello@lempac.com and we'll be happy to help.

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254 x 178mm

C6 - 162 x 114mm

C5 - 229 x 162mm

DL - 220 x 110mm

405 x 305mm

Custom Printing Available > Personalised Designs with Fast Turnaround Free Sample Service > Try Before You Buy

Do you have a bulky catalogue or a stack of documents to ship? We have the perfect envelope for you - these White DL gusset envelopes are ideal for sending items that require a bigger capacity than a conventional envelope. Produced with a Peel and Seal closure and 120Gsm paper, these envelopes are durable and reliable, while being completely plastic-free and 100% recyclable, and with bespoke and custom printed options also available on a wide selection, you can completely customise your envelopes to suit your business requirements.

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See why we’re trusted as Europe's go-to envelopes supplier.

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A great online shop, just what you want, easy to find, easy to use. I didn't jump here first but now wish I had for sure. Prices are excellent too, am delighted with the professional finish and will recommend and use from now on.

EmmaVerified Review

Really excellent friendly customer service and product (biodegradable transparent bags) is first class. Delivery super speedy. Highly recommended. Thank you

RichardVerified Review

I purchased some flat pack cartons but was unsure how to assemble them. I sent an email asking for help & promptly, a very helpful young lady created an extremely helpful, bespoke video for me to show how to do it.

GailVerified Review

Very simple website to use, good quality, well packed and very quick.

KateVerified Review

Easy to use website and fast delivery

JohnVerified Review

Great and fast delivery, thank you!

Who Are Lempac?

Lempac provides premium envelope and packaging solutions for every size of business. With over 20 years experience and industry specific product knowledge our specialist team can deliver a sustainable, value-added service to all our customers in the European market. Our team works hard to ensure your experience with Lempac is both enjoyable and productive. Whatever we do, we strive to deliver “excellence without compromise”.

Recycled White Gusset Peel & Seal Envelopes

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Recycled White Gusset Peel & Seal Envelopes

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