Cardboard Envelopes

Cardboard envelopes are an eco-friendly mailing solution which ensures your flat or thin items are protected during shipping through postal and courier networks.

At Macfarlane Packaging, we stock a selection of cardboard envelopes in different sizes, that can be suitable for many applications. They're a great postal packaging choice for items like DVDs, books, artwork prints, letters and documents. Simply pop your item in one of our solid board envelopes, seal using the peel and stick closure and you’re ready to post!

Yes, cardboard envelopes are recyclable.

Macfarlane’s cardboard envelopes are made from solid board that contains a minimum of 75% recycled content. So, you can have confidence that your packaging is sustainable, without sacrificing quality.

Cardboard envelopes are available in lots of sizes.

At Macfarlane Packaging we offer envelopes made from cardboard in a selection of different sizes, meaning we always have the right size postal envelope for you.

One of the most popular cardboard envelopes we stock is in A4 size. These are ideal for sending larger documents, brochures or pamphlets. These are hardened to prevent bending and damage to the contents of the envelope.

A cardboard envelope, also known as a stiff or rigid envelope, is a mailing or packaging solution made entirely or predominantly from solid board cardboard. These envelopes are designed to provide a sturdy and protective enclosure for documents, photographs, brochures, promotional materials or other items that need to be sent through the mail or courier services.

Cardboard envelopes typically have a stiff and durable construction, which helps prevent the contents from bending, creasing or becoming damaged during transit. They are available in various sizes, including standard sizes like A4, A5 and more, making them suitable for different document dimensions.

These envelopes often feature a secure closure mechanism, such as a peel-and-seal strip or a flap that tucks into a slot, to keep the contents securely in place.

Cardboard envelopes can be plain, allowing for customisation with labels, stamps or additional branding elements. Pre-printed designs or branding can also be applied for a professional and polished appearance. Overall, cardboard envelopes are a practical and eco-friendly option for businesses and individuals looking to mail important documents or promotional materials with confidence that they will arrive at their destination in excellent condition.

Yes, our solid board envelopes conform with Royal Mail’s PIP Large Letter guidelines.

This means these cardboard postal envelopes will fit through standard mailboxes in the UK. This will help ensure first-time delivery for your customers.

Thanks to their gusseted design, these postal envelopes also expand up to 30mm, helping to cater for thicker items such as thin books and DVDs.