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Royal Mail Maximisers

For postal efficiency

Our range of Royal Mail Large Letter and Small Parcel mailers have been designed specifically to give the maximum delivery space, yet still fall within the small parcel (450 x 350 x 160mm) and large letter (353 x 250 x 25mm) delivery rate.

Our range of Royal Mail Small Parcel and Large Letter compliant mailers have been tried, tested and found to save time and money for some of the Internet’s biggest retailers…

Need more sizes and price options? Search 1700 sizes instantly based on the size of your product!! Click here.

Royal Mail Maximisers

Our range of size optimised Royal Mail packaging has been extensively researched with online retailers and proven to save money on Royal Mail postal tariffs “Large Letter” and “Small Parcel”.

If you run an eCommerce and mail order business, this is one of the easiest ways to save big money!

“Great product, goes to the limit of Royal Mail (& many other couriers) Small Parcel size allowing you to fill it with confidence on the costs of postage.”

  1. A-LTR envelope

    A-LTR envelope

    239 x 164 x mm
    From £0.33
  2. E5-SP Royal Mail Small Parcel Cardboard Box

    E5-SP Royal Mail Small Parcel Cardboard Box

    445 x 345 x 155 mm
    From £1.19
  3. DF3-LL Bubble Mailer

    DF3-LL Bubble Mailer

    230 x 335 x 10 mm
    From £0.10 each (ex vat)
  4. SL3 Letterbox

    SL3 Letterbox

    340 x 245 x 22 mm
  5. F5 Flatpack

    F5 Flatpack

    445 x 325 x mm
  6. F3 Flatpack

    F3 Flatpack

    352 x 249 x mm
    From £0.84
  7. C3 Bukwrap

    C3 Bukwrap

    311 x 240 x 50 mm
  8. A5 Envelope

    A5 Envelope

    448 x 328 x mm
    From £0.75
  9. A3 Envelope

    A3 Envelope

    352 x 249 x mm
    From £0.53