A5 Envelope

448 x 328 x 0-30 mm
In Stock

Unit price (each) excl. Taxes

Pack: £0.57 | Part-pallet: £0.52 | Pallet: £0.399

Look no further for small parcel envelopes, the A5 Envelope ensures the cheapest postal tariff every time. Maximising the small parcel size limit and reducing your postal costs, these cardboard envelopes are perfect for packing up picture frames, calendars and other media. These envelopes are better than bubble mailers - the corner stiffness of the A5 envelope cuts damage in transit. Online retailers report nearly 70% fewer returns and 25% faster packing. If you need sturdy small parcel mailers, look no further!

Each (ex VAT)
£15.68 Each (ex VAT)

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Product Description

Looking for small parcel envelopes to maximise the Royal Mail small parcel size limit of 450 x 350 x 160mm?  The Lil A5 envelope is a small parcel-sized product for sending large items through the mail; it's our largest envelope mailer.  Ideal for artwork packaging, the Lil A5 is constructed out of 450 gsm card.  The Lil A5 small parcel mailers have specially designed folds to provide impact protection around the edges, minimising the risk of impact damage on the valuable products within.  The envelope features our leading peel'n'seal / red tear-strip system for easy sealing and opening.  The Lil A5 is particularly popular for sending artwork, pictures, frames, and visual media through the mail safely.

All products within our envelope range are made from 100% recycled material and are 100% recyclable.  The Lil envelopes are the most eco-friendly, plastic free alternative to a standard padded envelope or bubble mailer and they represent a significant step forward in the removal of single use plastics from ecommerce packaging.  Eco-friendly padded envelopes that are stuffed with post consumer recycled fibre actually use MORE material than our envelopes and are considerably slower to pack, yet they don't provide any additional protection or cost savings.  This is why our envelopes are trusted to deliver products and media across the globe by the internet's biggest online retailer.

Royal Mail small parcel envelope maximiser for cheaper postal tariff mailings.  We have extensively researched the envelope range to get the snuggest fit for your products.  The A5 small parcel mailer will therefore help to lower your postage costs by achieving the lowest possible mailing tariff.

This range was co-developed with one of the Internet's largest retailers... so you might recognise our envelopes!

The Lil A5 Envelopes are equivalent in size of to an A3 calendar envelope and fit 100% of all A3 calendars and artworks.

Tired of returns and unhappy customers?  These envelopes are better than bubble mailers; the corner stiffness of the Lil A5 envelope cuts damage in transit.  Online retailers report nearly 70% fewer returns and 25% faster packing.  Struggling with storage space for your packaging?  The easy stack design of the A5 envelope is the answer.


As Mainline Flatpacks Ltd. in 2011, our award winning envelope range was hailed as the 21st century's equivalent to a jiffy bag bubble envelope.  This brilliant, tough little envelope is one of our best selling item for a reason.  If you're looking for sturdy and cost effective packaging for mailing A3 calendars and artwork consider nothing else, (don't go for cheap envelopes that fall apart, leave your items damaged and your customers dissatisfied).  Go on...burst that bubble!

Technical Specifications

  • Colour: Brown kraft
  • Height: 2 mm
  • Height inches: 0.07 inches
  • Length: 328 mm
  • Length inches: 12.9 inches
  • Material type: 450gsm / 570mic recycled fibre
  • Weight: 155g
  • Width: 448 mm
  • Width inches: 17.6 inches