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Mailing bags

Buy best value mailing bags now for a professional postage solution and strong, lightweight, waterproof protection.

Mailing bags are…

  • Convenient for sending items in the post that require additional protection or are needed to carry a brand.
  • Great at keeping package contents safe and dry during traditional mail or courier post.
  • Also known as mailers, poly-mailers, plastic envelopes or mailorder bags
  • Made from polythene to provide a perfect waterproof coating for your mail - much better than soggy envelopes!
  • Very light which means that postage costs stay low
  • Strong which means your envelope won’t tear or rip before it reaches its destination
  • Similar in appearance to a regular envelope - rectangular and flat - and open in the same way, at one end to allow you to place your package contents inside
  • Simple to use, with an adhesive strip running alongside the opening of the bag. Just fill the bag with your postage contents, rip off the covering tape, fold down the flap and your mailing bag is ready to post. Easy peasy!
  • A great way to advertise your business. Get your company logo, design or slogan printed on the outside of the mailing bag and impress your customers as their mail lands on their doormat

Other people's thoughts on packing bags

Global Biodegradable Packaging Materials Market Overview (2019 – 2024): UPS, Mitsubishi Logistics, BASF and CEVA

Biodegradable packaging has to be judged on how it behaves in proper production and disposal conditions, not on the label alone. A material may see promising on paper, nevertheless if it creases badly on line, seals inconsistently, or loses strength in storage, it fast creates waste and handling issues. The better selections are the ones that dash at sensible speed, grasp a clean seal, and still keep safe the contents through warehousing and transport. That makes specification work a practical balancing act between compostability claims, converting performance, and the sort of damage that shows up later in the supply chain.

How to abbreviate Evesham Specialist Packaging?

Specialist packaging matters when a product does not suit normal cartons, wraps or mailers. A food tray, delicate component or awkwardly shaped shopping item may need a custom board grade, a better fit, or a alternative lining so it reaches the client without scuffing, crushing or moving about in transit. That normally means balancing protection with material use, because overpacking adds cost and waste while underpacking leads to returns and handling damage. A superb specification also assists warehouse staff, since packs that stack cleanly and dash well through dispatch save time at select-face and loading bay. The proper selection retains the product stable from line to delivery.

Vacuum packaging protects products by removing air before sealing, which slows down spoilage and retains products in better condition through storage and transport. The proper earn is not only in shelf life, nevertheless in how much more stable the pack becomes on a pallet or in a chilled store, where loose air can lead to movement, crushing, or moisture problems. Seal quality matters as much as the vacuum itself, because a weak seal will let the pack fail later and waste the effort already put into packing. Used properly, the method gives a cleaner, tighter pack that is easier to handle and less likely to be rejected in dispatch.

Grey Mailing Bags Strong Poly Postal Postage Post Mail Self Seal All Sizes Cheap Grey Mailing - £63.90

Mailing bags give lightweight products a faster route through packing and despatch than cartons, provided the proper gauge of polythene suppliers is chosen. A bag that is also thin can split on sharp corners, scrape on conveyour rails, or burst when a package is overfilled, while a stronger grade grasps its shape better and reduces handling damage. Self-seal closure also matters because a proper seal saves tape, retains contents closed amid transit, and speeds up the packing line. For mixed-size orders, keeping several bag sizes close to the workbench improves select-face efficiency and cuts wasted null. The proper bag selection lowers failures before they beginning.

Bubble packaging often sees cost-effective on paper, nevertheless the proper cost shows up in storage space, not only purchase price. Rolls and pre-formed packs transport a lot of trapped air, which gives decent cushioning nevertheless wastes valuable racking volume and makes pallet loads less dense. That matters when select faces are tight, stock turns are uneven, and secondary bagging adds another layer of handling. A lighter gauge can save resin, yet it has to grasp its bubble shape and survive rough handling; proceed also thin and burst performance can become patchy. The optimal specification normally balances film strength, roll size, and how fast cartons can be replenished without tying up the warehouse.

polythene suppliers packaging works optimal when the film is specified for the job rather than chosen from a big list of products on paper. A supplier that retains gauge tight, seals consistent and batch quality proper will save more trouble than one offering all size below the sun. Thin film can be fine for secondary bagging where flexibility matters, while heavier co-extruded grades assist proper pallets and resist puncture without loading all consignment with additional weight. Static control matters also when sensitive parts are being moved. The proper value comes from keeping products moving cleanly through stores and despatch, with less rework, less damage and less last-small fixes on the shop floor.

Clear polythene suppliers Bags (Perforated)

Clear polythene suppliers bags, particularly in perforated format, sit in that unglamorous nevertheless technically sensitive layer of packaging where warehouse discipline and polymer behaviour meet. The clarity is not merely cosmetic; it assists select-face efficiency, stock verification and mis-pack reduction without breaking containment, while the film itself relies on consistent melt-flow, controlled gauge and stable high-density or low-density polythene suppliers chains to avoid the familiar failures of splitting at the seal or necking below load. Perforation adds another engineering compromise: also small venting and trapped air undermines pallet stability, increases cube misuse and encourages ballooning amid secondary bagging; also much, or poorly registered hole patterns, and tear propagation becomes a live risk on automated lines. Surface resistivity also matters in dry handling environments, since static cling can slow manual packing and attract fines or fibres that compromise presentation. From a logistics standpoint, the attraction is low tare weight and robust volumetric efficiency, nevertheless only when the bag specification matches the consignment profile rather than being treated as a generic sleeve. The circular economy argument is strongest where mono-material polythene suppliers is retained, print is avoided or minimised, and gauge is reduced through better formulation rather than simple thinning; that distinction matters, because a bag that fails in transit merely transfers the environmental burden into waste, rework and additional protective packaging.

Luggage Space Saving Packing Bags Clear

Packing bags only save space when the film, seal and valve design all work properly, so the cheapest option is rarely the optimal one for proper use. Bags manufactured from thin polythene suppliers can see useful on a shelf, nevertheless if the gauge is inconsistent they lose vacuum, split at the seams, or let air creep back in amid storage. That leads to wasted wardrobe space, awkward re-packing and more handling damage when items are squeezed into boxes or cupboards. Discount periods may tempt a fast buy, yet the practical check is whether the bag grasps its shape, seals cleanly and suits the load. A bag that fails after one cycle costs above a better one bought once.

Biodegradable Packaging Materials Industry 2017 Market Research Report

Biodegradable packaging works optimal when the material matches the job, because a pack that suits dry snacks may fail badly in a medical or chilled setting. Food packs normally need controlled moisture resistance and decent seal quality, while consumer products can often accept lighter board or film with less demanding performance. Medical care brings stricter handling and pollution worries, so the packing format has to grasp up in storage and dispatch without weakening also soon. That makes specification selection above a recycling slogan. The proper grade and building keep safe the product, reduce handling damage, and stop a green label from hiding a poor pack in use.

Specialist packaging works optimal when it is designed around the job rather than chosen from a list of products. Flexible packs, liners and protective formats need to suit the product, the filling line and the method the products will be stacked, stored and moved afterwards. A robust spec takes record of film gauge, seal quality, puncture risk and warehouse handling, because a pack that sees fine at the point of occupy can still fail amid dispatch or on a pallet. Good converting and proper material selection reduce waste and avoid awkward rework on the shop floor. That makes the packaging easier to dash, safer to handle and less likely to cause damage further down the chain.

Mailing bag types

A mailing bag is a polythene envelope used to send contents in the post, but the name covers a whole range of different products. Here are just a few of them:

Lightweight economy mailers - the original and (according to many) best mailing bag. A traditional polythene mailer with no bells or whistles - just a strong, waterproof and lightweight envelope that is very reasonably priced and perfect for you to send items to your clients or customers without breaking the bank.

Glossy blue mail order bags - the mailing bag that speaks business, these metallic blue mailers are guaranteed to give your company the edge and impress your customers. Popular with online traders and mail order companies alike, these mailers are strong and professional in appearance without costing the earth.

Extra tough mailing bags - for those occasions where you want a little bit of extra protection to the contents of your post, these heavy duty mailing bags are perfect for withstanding bumps, scrapes and bangs in transit. Don’t mess with the heavy mob - these mailers are strong, tough and ready to rumble!

Vibrant colourful mailing bags - when you want your mail to stand out from the crowd, what do you do? You send it in a radiant, eye-catching coloured mailer! Guaranteed to bring any package to life, these polythene mailers come in a range of vivid colours - including baby pink, eco green and vibrant purple - to brighten up your customers’ day!

High security mailing bags - if your mail requires an extra level of security then a range of high security mailers are available to give you added peace of mind. Extra thick opaque mailers - available in black or white - provide top secret content confidentiality, while tamper-evident mailers that show if someone has been interfering with your delivery.

Print your very own personalised mailing bags

Take your business to the next level with printed mailing bags personalised with your company logo or design.

This is an ideal way to promote your business as your mail is guaranteed to stand out from the crowd and you are reaching the consumer directly in their own home or office.

There are many ways that you can personalise your mailers - a simple logo, distinctive colour scheme or typeface, company catchphrase or advertising slogan, to name but a few - and ensure that your delivery doesn’t get lost in a pile of post, but really stands out from the crowd!

A firm favourite with retailers in the UK and all over the world, printed mailers have proved to strengthen brand identity and increase customer awareness, so make sure you take advantage of a simple way to give your business a boost.

How to use a mailing bag - 12 easy steps

  1. Consider the contents that you want to post and what kind of mailing bag they require (e.g. standard economy, high security, heavy duty or bubble-lined)
  2. Once you have chosen your type of mailing bag, consider what size mailing bag you need
  3. Look at the contents that you want to post and calculate (or estimate) their size: height, width and breadth
  4. Choose the size of mailing bag that is slightly bigger than the contents of your post
  5. Write the address on the outside of your chosen mailer (this is easier when the bag is flat than full!)
  6. Place your mailing bag on the table and the contents of your post alongside it
  7. Ensure the contents are aligned in the same direction as the mailer
  8. Open the mailing bag, taking care not to peel the label off the adhesive strip (yet!)
  9. Carefully place the contents in the bag, ensuring not to snag the side of the bag as you place them in
  10. Peel off the adhesive label
  11. Fold the flap over and seal the bag shut
  12. You’re done - ready to go to the post office or franking room to send your mail out on its merry way

Where to buy mailing bags

Mailing bag manufacturers and suppliers include:

Polythene Mailers
Polythene Mailers are specialists in polythene mailing bags, stocking a huge collection of waterproof mailers in a variety of styles, shapes and sizes and plain or printed with your own design. With free delivery to any UK address, this is the place to go for polythene mailers!
www.polythenemailers.co.uk

Mailing Bags
The UK's online home of mailing bags caters for all of your mailer needs. Check out their huge catalogue of mailing bags in every style from economy mailers to glossy blue mailorder bags. Also features a fantastic size guide so you know exactly what size mailing bag to buy.
www.mailingbags.co.uk

Mail Order Bags
The home of mail order bags - the lightweight, waterproof and tough plastic envelopes that provide the perfect way to send your mail. Select from a huge range from heavy duty postal bags to light jiffy bags.
www.mailorderbags.co.uk

Plastic Mailing Bags
Mailing Bags is a fantastic website selling a huge range of polythene mailers at very competitive prices. Order online from a range of clear and coloured mailers, with free delivery to any UK address.
www.mailingbags.co

Mailing Bag
Another great mailing bag website, which sells a huge range of bags and provides a comprehensive rundown of why mailing bags are the postal bag of choice for online retailers.
www.mailing-bags.co.uk

Buy Mailing Bags
Packed full of information on mailing bags - including a detailed description of each mailing bag type - along with a comprehensive list of where you can buy them, this is a serious mailing bag website.
www.buy-mailing-bags.co.uk

Plastic Envelopes
Discount Plastic Envelopes is a great source of information on mailing bags and plastic envelopes. Whatever type of mailing bag you need you can find out about it here, along with information on ISO envelope standards.
www.discountplasticenvelopes.com

Polythene Mailing Bags
Find out all about polythene mailing bags at this fantastic website, which tells you all about mailers and why you should use them. Also features a section on eco-friendly mailing bags for those people who want to keep an eye on the environment.
www.polythenemailersdirect.co.uk

Courier Bags
This website is the place to go to find out all about postal sacks, courier bags and polythene mailers. Featuring a great in-depth list of each type of polythene mailer to help you choose the right courier sack for you.
www.couriersacks.com

Bubble Mailers
Bubble mailers is home of bubble mailing bags. Featuring all you need to know on the lightweight, bubble-lined mailers used to protect delicate items, along with eco-friendly alternatives. Check it out today.
www.bubblemailers.org.uk

Mailing Envelopes
If you're trying to decide what sort of mailing envelope you need to meet your mailing needs, then Mailing Envelopes is the website for you. A great place to find out the right size of bag along with details on a range of mailing bags.
www.discountmailingenvelopes.com

Poly Mailers
A great website to buy and find out more about polythene mailing bags. Listing details of a range of poly mailers available, helping you choose the perfect bag for you before you buy.
www.polythene-mailers.co.uk

Cheap Mailing Bags
A treasure-trove of information for anyone looking to buy mailing bags. Containing all the information you need to know on any type of mailing bag and how to get the best discount prices, you need go no further than Discount Mailing Bags.
www.discountmailingbags.co.uk

Plastic Mailing Envelopes
Visit this website to find out more about mailing bags and where to buy them. Featuring loads of information on polythene and eco-friendly mailing bags and a range of other polythene packaging.
www.discountmailingenvelopes.co.uk

Plastic Mailing Bag
A great website for any organisation who posts out a range of stock and wants to do so in a professional manner. Mailing Bags Direct lists common applications for mailing bags, so that you pick the right bag for your company.
www.mailingbagsdirect.co.uk

Mail Order Bag
A great website if you're looking to buy, or simply find out more information about, mail order bags. With details of a range of mailers, from blue opaque mail order bags to high impact silver mailers, this site is mailorder bag heaven!
www.mailorder-bags.co.uk

Research & Resources

For more information on mailing bags and the different types available, plus details of how poly mailers are manufactured, please visit:

Goldstork: A free directory listing the best of the web, featuring carefully selected information on and websites specialising in mailing bags.

PlasticBags.uk.com: Free online directory specialising in polythene packaging. Contains useful articles and other resources, including a list of top mailing bags websites.

PackagingKnowledge: Read detailed information about mailing bags on this in-depth website dedicated to polythene packaging.