Cardboard Envelope and Mailers

We stock a full selection of cardboard envelopes and cardboard mailers in a range of popular sizes and formats. These rigid, durable card board envelope products are designed to protect flat items, such as books, photographs, certificates, catalogues or printed materials, during shipping. Many of our cardboard envelopes also feature peel & seal closures for added security and quick packing, making them a great choice for busy ecommerce operations.

Cardboard mailers are one of the most popular choices for ecommerce retailers sending books, media and printed items. They provide an excellent balance of strength, lightweight design and presentation, while also reducing the need for additional void fill or packing materials. Their slim profile helps keep postage costs low, and they give a professional look to your parcels.

Absolutely, we supply cardboard envelopes UK wide, as well as cardboard mailers, with same-day dispatch on all orders placed before 4 pm. Free delivery is also available on orders over £100. Whether you’re a small online shop or a large fulfilment centre, you can rely on Plus Packaging for quick, reliable service.

Cardboard postal envelopes are ideal for sending items that need to stay flat and undamaged during delivery. Typical uses include shipping hardback or paperback books, magazines, brochures, photographs, certificates, artwork, calendars and other flat printed materials. They help prevent bending, corner damage or creasing, ensuring your items reach customers in perfect condition.

We offer cardboard envelopes and cardboard mailers in a range of pack sizes, with competitive pricing for bulk orders. This makes it easy for businesses to keep their packing stations well-stocked while saving on unit costs. Whether you need a small quantity or large volumes of cardboard postal envelopes, we can supply exactly what you need.