• Polythene Mailers

    Huge Range of Mailing Bags

    Manufactured for postal or courier transport, mailing bags are tough and water resistant and some also come with self sealing adhesive strip.

  • Bespoke Mailing Bags

    Can't find what you want?

    Then we can make it! Just fill in the printed mailing bags form and we will send you some samples, agree a style and design at a price that's right for you and then manufacture it all for you!

  • Mailing Bags Offers

    Available in all standard sizes

    We provide many types and sizes of envelopes. Check our guide on standard envelope sizes to choose the right envelope for your needs.

  • Eco-Friendly Mailers

    Environmentally friendly mailing bags.

    If your are concerned with the environment we can also offer 'green' mailing bags. Be kind to your pocket and to the environment. Try our Eco Green Mailorder Bags.

Mailing bags

Mailing BagsMailing bags come in a wide variety of styles, shapes and sizes and can be made from a wide variety of materials that include paper, plastic, vinyl and canvas, as well as others. They are designed according to the different types of products that need to be posted. Mailing bags have many functions that also go above and beyond just safely transporting your package. These additional functions range from protection of the product from weather or punctures to getting out a sales and promotional message. Plastic, or polythene mailing bags are becoming quite a popular choice in today's business world as well as a popular mailing bag choice for personal mailing needs as well. This is due to the wide variety of choices on the market today in the types of available polythene mailing bags with a wide range of sizes and colours. Their additional features also appeal to many different customers for a wide range of uses, both business and personal.

There are so many choices for polythene mailers available on the market today that you should be able to find the right product to meet your particular needs. Plastic mail order bags can be clear or coloured and come in a wide range of sizes from smaller than an envelope to quite large. They can also be high or low density polythene, flat, ziplock or zipper mail bags, gusseted, reinforced and cushioned. Some are also made with laminated paper.


Need help working out Royal Mail postage costs?

Royal Mail - Pricing in Proportion Information

The Royal Mail has some strict rules on letter and package sizes and pricing depends on both the dimensions and weight of the item you wish to send. The following guide should help you avoid unexpected delivery costs.

Letter

Metric envelope sizes: max size: 240mm(L) x 165mm(W) x 5mm thickness.
Imperial envelope sizes: max size: 9.45"(L) x 6.50"(W) x 0.20" thickness.
Maximum letter weight: 100g - 3.53oz
Use: Greetings cards, personal letters, postcards and bills are just a few examples of items that are likely to fall into the Letter format.

Large Letter

Metric envelope sizes: max size: 353mm(L) x 250mm(W) x 25mm thickness.
Imperial envelope sizes: max size: 13.90"(L) x 9.84"(W) x 0.98" thickness.
Maximum letter weight: 750g - 26.46oz
Use: A4 documents, CDs and DVDs in their cases, certificates, some large greeting cards with badges and most magazines will fall into the Large Letter format.

Packet

Metric envelope sizes: size more than: 353mm(L) OR 250mm(W) OR 25mm thickness.
Imperial envelope sizes: max size: 13.90"(L) x 9.84"(W) x 0.98" thickness.
Maximum weight: 1kg for second class.
Use: Gifts, clothes, shoes, posters, video tapes, large books and other large items and documents are all examples of items that are likely to fall into the Packet format.

Sending larger items?

The maximum dimensions for rectangular items are 610mm x 460mm x 460mm. Items over these dimensions should be sent by standard parcel

Post it!

Glossy Blue Mailorder Bag Polybags has loads of options for mailing bags in a range that includes lightweight polythene mailers, Mailtuf for heavy duty mailing, Mailbudget for economic 'Peal n' Seal' style envelopes and opaque Tamper Evident mailers to protect the contents and ensure it is only opened by the right person.

As featured on Polybags.co.uk the glossy blue mailorder bag is a top selling strong lightweight bag available in a range of popular sizes which is great for internet or mail order businesses.

Clear Plastic mail bags

Clear plastic mail bags work great for sending magazines, brochures, newsletters or any other type of mailing in which it may be to your advantage to use clear packaging. Usually these clear plastic mailers are highly tamper resistant and come with a self seal. You can attach address labels or you can also use their write on panels for addressing your packaging. Perhaps the type of mailing you do on a regular basis is a bit more confidential or you mail a different type of product in which clear plastic mail bags will not work for you. There are so many other options available in colored plastic mailing bags for you to choose from as well that you're sure to find the right product for your needs.

Custom-printed polythene mailing bags

Along with the various types available today, they can also be pre-printed. You can have your return address or a personalized message designed on your polythene bags. This can also be a great marketing tool as you can add a company logo or slogan and promotional messages that will be highly visible as you package travels to its destination. These custom-printed polythene mailing bags can be printed in large quantities on just about any type of plastic mail order bag you may need. Plastic mailing bags can also be made to look highly professional and very attractive to your customer base, no matter what type of polythene mailer you use. Sometimes businesses also use custom printed plastic mail bags as business and corporate gifts to employees or other businesses as the message can be personalized in any fashion needed for any occasion.