Why Choose Opal Envelopes?

From your initial enquiry through to the delivery of the finish product your in safe hands.

Opal Envelopes is an independent UK manufacturer started in 1991. With a vastly experienced team we specialise in the production of bespoke envelopes and packaging.

Alongside this bespoke offering we produce and stock a range of standard sized Postal Products. These include Solid Board and Corrugated Mailers, White All Board Envelopes, Corrugated Bookwraps and Kraft Paper Mailing Bags.

From your initial enquiry we provide fast pricing and lead time details. At all stages of the production process we will keep you informed. Our Production team work to very high standards meaning that we deliver a high quality product on time.

Benefits Of Using Opal Envelopes


  • Independently owned UK Trade Only Manufacturer since 1991.
  • We can make any envelope style, size or design. Size ranges 76mm x 133mm up to 460mm x 370mm.
  • Our Production capabilities allow you the option of full coverage print, bleeding over edges of the envelope.
  • Experienced, friendly helpful and knowledgeable staff.
  • We allow you to use different paper and board options, for example coloured or recycled grades.
  • We offer short lead times with a flexible production team who can move schedules around to meet your needs.
  • We pride ourselves on speedy responses to your questions or quote requests.
  • As a manufacturer we help you keep costs low. We can also advise you on cost saving options.
  • All jobs are proofed back to you for final approval.
  • If you need assistance with an idea we provide clear product advice and offer a design service.
  • On larger orders and contracts we offer stock management and storage services.
  • Ecommerce Postal Packaging ranges available from stock.

Our team of experts will work with you to create a unique and distinctive design that will stand out from the crowd. Get in touch with us today for a free quote.

Opal’s Trade Only Business Ethos Means


  • No mention of Opal on any delivery documentation or vehicles.
  • No mention of Opal on any outer boxes or labels. All our products are unbranded.
  • We will never sell directly to the end user through our website or sales teams.
  • No mention of Opal on any artwork proofs or samples.

This ethos is our biggest selling tool. It will never change.