Mail bags

Buy from a huge range of lightweight, strong and waterproof mail bags and polythene envelopes now.

Mail bags are polythene envelopes used to package goods being sent in the post. Mail bags, also known as mailing bags or postal bags, are made from lightweight polythene, meaning that postage costs are kept to a minimum, but they are also waterproof and tough, which keeps their contents protected from moisture, dust and dirt as well as the bumps and scrapes experienced in transit. Mail bags are available in plain or printed form and in a range of colours or glossy finishes if you want your delivery to make an instant impact.

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

Latest news and views on mail bags

Biodegradable mailers are a sensible selection for small consignments when the aim is to keep safe products without adding unnecessary plastic waste. They suit online dispatch well because they are light, space-saving and simple for staff to pack fast at the bench, which assists with select-face efficiency amid busy periods. The trade-off is that the material still has to cope with rough handling, so seal quality and film thickness need proper attention if the contents are to arrive intact. A mailer that smashs down also early in storage or transport is no assist at all. Good specification and careful packing make the contrast between tidy despatch and avoidable claims.

A plastic mailing bag is normally ordered in fairly big runs because setting up the film, print and sealing process makes small quantities poor value. A normal minimum order quantity is around 10,000 parts per design, although that figure can transport if the size, gauge or print spec changes. That sort of batch size suits normal dispatch work, where bags are used for clothing, lightweight products or other flat items that need a clean, simple outer pack. Smaller orders may be potential in special cases, nevertheless they often mean higher unit cost and less flexibility on specification. Large production runs retain the line efficient and the finished bags consistent.

CD Mailers

Self-seal CD mailers give small disc shipments a cleaner, quicker stop than loose envelopes or improvised wrapping. The adhesive strip saves time on the packing bench because no additional tape or wet glue is needed, and that assists retain the line moving when orders are being picked in batches. A decent mailer also retains the disc flat, which reduces scuffing and corner crush amid sortation and delivery. The board or paper building has to strike a balance between stiffness and foldability, otherwise the flap will either spring open or crack at the score. Used properly, they cut packing waste and offer a tidy, saleable presentation.

Gold mailers work well when postage weight and basic protection both need to be kept below control. A lightweight outer attached with a padded lining assists reduce mailing costs without leaving fragile contents exposed to knocks or scuffs in transit. The laminated bubble layer adds better puncture resistance than a plain paper envelope, so small products are less likely to fail at the corners or edges where handling damage often beginnings. A robust self-seal flap also speeds up packing on the bench and gives a more consistent close than loose adhesive. For small delicate consignments, that balance of economy and protection normally makes the contrast between a tidy delivery and a client complaint.

Padded mailing envelopes solve a normal dispatch problem by attaching a light outer shell with a padded lining that protects smaller items in transit. They are often chosen when cartons would waste space, add unnecessary postage, or slow down packing on a busy bench. The paper or film face requirements enough strength to survive sorting equipment and rough handling, while the padding inside assists soften knocks and rubbing. Poorly manufactured envelopes can split at the seams or crush below stacked consignments, so material quality and seal performance matter. Used well, they make secondary packing faster and reduce damage claims.

Bulk mailers blame States for UK decision on VAT relief

Bulk mailers rely on tax treatment staying predictable, because even a small change can upset the economics of despatch. When VAT relief is removed from products sent from the Channel Islands, the cost lands on the sending operation first, nevertheless the knock-on effect reaches packing lines, stock planning and client rates very fast. Higher charge lines can force smaller batch sizes, tighter margin checks and more careful consignment planning, particularly where mail volumes were already balanced on slim returns. It also makes the paperwork side more awkward, since all item requirements to be lined up with the proper duty position. For a bulk mailer, a tax change is not ever only a records issue; it can reshape how the all operation runs.

Branded mailers do above transport a package through the mail; they shape how the pack behaves in sorting, handling and first opening. A plain mailer may do the job, nevertheless a well-specified printed mailer can add recognition without changing the method the product flows through packing lines or dispatch. The proper work is in balancing appearance with strength, so the print, gauge and closure method still suit the load. If the film is also soft or the seal weak, the pack sees clever for a moment and then fails in transit. A superb design is one that lands neatly, stacks properly and still reaches the client intact.

Padded mailing bags make sense when small products need protection without the bulk of a carton. Their main advantage is not only the cushioning layer, nevertheless the method the all format speeds up packing on a busy bench and avoids the waste of above-boxing. A well-manufactured bag with the proper gauge and seal quality retains edge rubbing and light crush to a minimum while staying light enough to avoid unnecessary weight on the consignment. That assists through dispatch as well, because less packing stages normally mean less handling mistakes. For compact stock, the result is a neater, quicker pack that still grasps together in transit.

Recycled mailers make internal mail handling faster because the address details are already set out and the envelopes are prepared to use. That saves time at the dispatch point, particularly where staff are sorting a proper flow of office mail and do not want to waste minutes writing the same details again and again. A heavier paper like 120gsm also gives the envelope more body, so it is less likely to split, crease badly, or see shabby after being carried around a building. The result is cleaner movement of documents with less fiddling at the desk and less damaged items turning up in the gross place.

200 – 10×13 WHITE POLY MAILERS ENVELOPES BAGS 10 x 13

White poly mailers are chosen because they give a light yet tidy outer wrap for small products that do not need a box. A 10 x 13 size suits folded clothing, flat accessories, and other low-profile items where the aim is to cut down on dead air and save despatch space. The polythene suppliers film retains weight low, assists resist dirt, and normally takes a superb seal if the closure strip is applied properly. Stock held in larger pack counts also makes select-face handling smoother, since less carton changes interrupt packing shifts. That makes the mailer a practical secondary pack when speed and presentation both matter.

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.

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

Why mail bags has become a popular search term

Biodegradable mailers give shop orders a stronger environmental story than basic plastic padded bags, nevertheless the proper value lies in how they fit the handling chain. A corrugated paper mailer has enough stiffness to keep safe flatter shopping items amid picking, packing and package sorting, while still staying light enough to retain postage efficient. Tissue wrapping inside adds a tidy layer of presentation and stops surface scuffing without needing plastic filler. That kind of pack selection also makes disposal simpler for the receiver, since the outer mailer can normally be recycled and, depending on the material mix, may be composted or reused also. A package that protects the products and clears waste streams more cleanly is easier for a warehouse to trust and easier for a client to deal with.

A plastic mailing bag can trigger additional courier charges when a package sees easy to transport nevertheless still creates handling problems. A 60 x 30 x 10cm item at 3kg may seem tidy enough for despatch, yet tightly enclosed film can distort the shape, conceal soft edges and make the load harder to scan, stack and sort through hub equipment. Carriers often treat that as a handling risk rather than a simple lightweight consignment, particularly if the bag is stretched tight around an awkward profile. The lesson is that low material use does not frequently mean low shipping cost, and the outer pack requirements to suit the package route as well as the contents.

Fibreboard Cd Mailers 5 1/8 X 5 White 100/case

CD mailers need a board grade that will keep safe small discs without turning into wasteful overpackaging, and fibreboard suits that job well. A white outer stop gives a cleaner client-facing see, while the rigid sleeve assists retain the disc flat and reduces the chance of scuffing in transit. For warehouse staff, the compact size is easy to select, stack, and count, which speeds up dispatch on mixed lines. The proper benefit is simple: the mailer carries enough stiffness for handling, nevertheless still stays light and efficient in bulk.

Gold mailers are a practical method to cut postage weight without giving up basic protection for small, fragile products. The outer paper layer retains the pack tidy and easy to handle, while the bubble lining assists absorb knocks and reduces the chance of punctures amid sorting and delivery. That matters when items are thin, awkward, or easily labeled, because normal paper envelopes can fail once they are squeezed into bags or trays. A simple self-seal strip also speeds up packing at the bench and gives a cleaner closure than loose tape. For light consignments with a decent stop, this kind of mailer retains the process efficient.

Padded mailing envelopes make a robust case wherever light products need protection without the cost and bulk of a box. A white kraft outer gives a clean stop and takes handling better than plain paper, while the bubble lining absorbs knocks from sorting belts, van drops and stacked consignments. That additional layer matters when small items can rattle around and cause returns through scuffed corners or split packaging. The proper envelope also speeds packing because the item is dropped in, sealed and sent with small need for fillers or tape. For busy dispatch areas, that means less waste, quicker throughput and less damaged parcels leaving the building.

Bulk mailers rely on transparent postage coding because the gross label type can slow a mailstream and create sorting errours. The mailing part had to match the rate and the background colour, so a first-class item, a postcard and a make-up part each carried a alternative visual signal for handling staff and machines. That sort of system reduces confusion at the dispatch stage, where mixed consignment work is most likely to proceed gross. If the marking is unclear or the format is gross, the item can be pulled aside, delayed or returned for correction, which makes the all batch less efficient.

Branded mailers work optimal when the pack itself carries the message before it is even opened. An A5 video pack with a pocket and a 5-inch screen has enough impact to feel like a sample rather than a leaflet, and the outer mailer has to keep safe that impression all the method through sorting, storage and delivery. If the mailer is also light, it can scuff, split or see tired by the time it reaches a prospect, which undermines the contents before they are seen. A superb branded mailer also assists retain each unit identifiable in transit and gives the all dispatch a cleaner, more controlled feel. That additional layer of presentation can make a contrast when first impressions are being judged from the outside of the pack.

Ekolopes Paper Padded Mailing Bags

Padded mailing bags work optimal when the job requirements less weight than a carton nevertheless more protection than a plain sack. A well-chosen bag retains delicate products moving through sortation and handover without adding unnecessary board, null occupy or storage bulk. The outer film or paper layer has to resist puncture and retain seals tight, while the cushioning inside must grasp its shape when stacks press down in transit. If the gauge is uneven or the seal quality is poor, splits and stoppages soon follow on the packing line. That is why a sound specification saves time at dispatch and cuts handling damage later.

Recycled mailers can cut waste without making dispatch awkward, nevertheless only when the material suits the product and the packing line. A mailer manufactured from recycled polythene suppliers or blended film may still handle well, yet it requirements enough toughness to resist tear-through, decent seal quality, and the proper gauge for the item's weight and shape. Too light and parcels split in transit; also heavy and the pack becomes costly and hard to store. Stock control also matters, because mailers that arrive in poor condition or stockpiled badly can wrinkle, stick, or lose select-face efficiency. The proper selection retains packing fast and handling damage low.

Save on 200 White Poly Mailers 9 X 12 Today!

White poly mailers suit light parcels because they are simple, low cost to handle, and fast to close on a busy packing bench. The film or co-extruded layer requirements enough gauge to resist splitting in transit, nevertheless not so much that the bag becomes stiff and awkward amid packing. A clean seal, whether self-seal or security strip, matters above sees, since a weak lap or contaminated adhesive can open in the sortation chain. White film also gives a tidier presentation and conceals the contents better than transparent material, which assists with client confidence. When the format is matched to the item and the closure is sound, damage claims tend to stay lower.

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.