




Polyethylene Shipping Mailers
Made From 35gsm Material
Transparent Finish
Peel and Seal Closure
Protect against tears, punctures, and moisture.
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.
Streamline your shipping process with our durable white polythene mailers, designed to securely protect a wide range of items. Ideal for small businesses, e-commerce, or personal shipments, these mailers ensure your goods arrive safely.
Made from premium-grade polythene, they offer excellent strength and protection. The crisp white finish provides a professional look and a smooth surface for easy labeling.
Available in various sizes, each mailer features a self-sealing adhesive strip for quick, hassle-free packing and tamper-evident closure. Perfect for shipping clothing, electronics, documents, and more.
Hear from Our Customers
See why we’re trusted as Europe's go-to envelopes supplier.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.
Really excellent friendly customer service and product (biodegradable transparent bags) is first class. Delivery super speedy. Highly recommended. Thank you
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.
Very simple website to use, good quality, well packed and very quick.
Easy to use website and fast delivery
Great and fast delivery, thank you!
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