Mailing bags

Buy from a massive range of discount mailing bags now, including economy mailers, heavy duty mailers and secure mailing bags.

Mailing bags are a convenient and cost-effective alternative to regular paper envelopes and parcels for sending items in the post. Made from strong, lightweight and waterproof polythene, the contents of a mailing bag will be protected from the elements, whilst the bag itself won't rip or tear. Mailing bags at discount prices provide some of the best value you will find in office stationery and supplies, whilst a range of smart, glossy mailorder bags, coloured mailing bags and printed mailing bags means you can make a great first impression with customers.

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

Results from recent searches on mailing bags

White mail bags suit jobs where keeping contents out of sight matters above making a display of the packaging. A plain white surface gives a neutral see amid assortment, sorting, and delivery, so mixed consignments can transport through busy systems without promoting what they contain. That reduces unwanted attention when parcels pass between alternative handlers and vehicles, and it retains dispatch lines looking tidy rather than cluttered with printed branding. For warehouse teams, the lack of decoration also makes stock easier to treat as a normal consumable instead of a special pack. When discretion is the main requirement, a plain white bag is the sensible selection.

Courier mail bags need to do above transport a package from A to B, because the proper job is protecting the contents through sorting, stacking, and rough handling. A decent mail bag has to resist tearing at the seam, cope with thumping on conveyour belts, and retain its seal intact even when a consignment is squeezed into a cage or van. polythene suppliers grade, gauge, and closure method all affect how well the bag performs, particularly when the contents vary in shape or weight. Poor film selection often leads to split corners and damaged products at the delivery stop, which creates additional claims and wasted time. A sensible specification saves trouble long after the bag leaves the packing bench.

Large mail bags are only useful when they can grasp a delayed consignment without crushing the contents or turning assortment into a handling job none wants. In practice, the bags must cope with mixed loads of letters and small parcels, which means the material, seams, and closure all need enough strength to take weight as well as rough movement between sorting point, van, and office floor. If the load sits also long, alternative items can arrive bent, scuffed, or out of sequence, and that makes sorting harder. A decent mail bag retains the paperwork together and cuts down on damage before the mail even reaches the desk.

Green Recyclable Coloured Kraft Bubble Mailers , Packaging Padded Mail Bags

Padded mail bags keep safe light products well when the outer paper and inner bubble layer are matched to the job. A white kraft face gives a clean stop and enough stiffness for labelling, while the bubble lining assists absorb knocks amid picking, sorting and package handling. That combination works better than plain paper for items that can be labeled or scuffed, yet it still feels lighter than a box with loose null occupy. Coloured kraft versions also assist with identification on busy dispatch lines. The practical point is simple: the bag requirements enough structure to travel through a rough system without turning into wasted packaging or damaged stock.

Shock Resistant Water-proof Custom Printed Jiffy Bags Kraft Paper Padded Envelope Recyclable Bubble Mail Bags

Bubble mail bags are often chosen when small products need both impact protection and a cleaner presentation in dispatch. The padded lining assists spread knock and drop damage, while the outer paper face gives a tidier stop than plain plastic mailers. That makes them useful for e-commerce orders, paperwork, lightweight components, and other consignment items that still need a measure of care in transit. They also work well where secondary packing must stay light, because the bag replaces additional null occupy and shrinks packing time at the bench. A sensible specification avoids wasted material and retains the package compact enough for easier handling.

Grey bag manufacturers do the simple job of getting products out the door cleanly and cheaply, which is why they are used so often for package mail. The material is light, so carriage costs stay down, yet the film still gives enough strength for clothing, soft products, and other items that do not need a rigid box. A superb bag also survives rougher handling better than loose wrapping, because the sealed edges and smooth outside assist it slide through sorting and loading without snagging. For plenty dispatch areas, that makes them a practical selection when speed matters and the product does not need additional protection.

dhl plastic mail bags/custom courier packing bag

Plastic mail bags work optimal when the film is specified for the realities of a busy packing line, not only for low weight on a datasheet. A co-extruded polythene suppliers structure with even gauge across the web gives better puncture resistance and steadier seals, which matters when consignments are being handled fast and repeatedly. If the film is also flimsy, small nicks turn into split seams and the job comes back as a rework problem, often with damaged stock and messy cage loading. The proper bag also retains contents discreet without utilising more material than needed, so the balance between opacity, strength and tare weight is what determines whether the pack saves money or creates trouble.

Large mail bags have to be judged as handling equipment, not only simple containers. Once a mail-room load grows from a few loose items into several full bags, the main risk shifts to seam failure, drag damage and awkward manual handling on the floor. A light bag may save a small weight, nevertheless it can split below a suspended load or rub through when dragged across concrete and pallet boards. A heavier gauge or woven building gives better puncture resistance and retains the load stable, yet the specification still has to suit lifting, stacking and bagging up for the next transport. The proper selection reduces spillages and makes the all dispatch dash easier to control.

URBAN COURIER BAG Large - Cordura

A superb courier bag requirements to stay close to the body without bouncing, and that beginnings with the strap arrangement. A main shoulder strap carries the weight, while a detachable hip belt assists proper the load when travelling on a bike or moving fast on foot. That matters because a bag that swings around is more dull, harder to control, and more likely to knock against frames, rails, or door handles. The layout also enables a proper fit for alternative body shapes and carrying styles, which makes a practical contrast on a busy round. A bag that sits well is normally carried correctly, and that means less strain and less rough treatment.

A grey mailing bag works optimal as the outer layer when a sample kit requirements to transport through the mail without drawing attention or taking up much space. It gives the consignment a plain, tidy stop and assists retain the contents together after the inner parts have been packed and sealed. Because the bag is light, it avoids adding unnecessary freight weight, nevertheless the material still has to be robust enough to survive sorting equipment, sacks, trolleys and repeated handling. If the gauge is also thin or the seal area is weak, the bag can split before it reaches the return box stage. A well-manufactured mailing bag retains the kit presentable and reduces the chance of damage in transit.

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

What the internet says about mailing bags

Blue mail bags only work properly when the film is tough enough for rough sorting and light enough to retain handling efficient. A dense polythene suppliers bag with proper gauge control will cope better with dragging across cages, floors and loading bays than a flimsy substitute, because the weak point often appears after repeated knocks rather than at first use. The blue colour itself is not only cosmetic either; heavy pigment loading can change how the film bends and cracks, so a bag that sees fine can still split at the fold lines. Good specification balances seal quality, slip, and tare weight, which retains sacks moving through the system without creating avoidable breakages.

White mail bags need to be judged on above their appearance because they transport light products that still need proper protection through the mail. The white outer face gives a clean presentation, nevertheless the proper value comes from the bag structure, the closure, and how well the material resists bursting when sorting equipment or rough handling puts pressure on it. For CDs, DVDs, documents, and similarly slim items, a superb bag should lie flat, seal cleanly, and retain the contents from shifting around amid transit. That reduces nicked corners and scuffed surfaces. A tidy bag that survives the journey also saves time at packing benches and lowers the number of returns.

Custom Post Shop Courier Mail Bags United Kingdom Manufacturers

Courier mail bags need to do above transport items from one place to another, because the bag itself affects loss rates, presentation, and how fast parcels can be handled. A superb mail bag beginnings with the proper film or woven material, enough gauge to resist tears, and a closure that stays shut below rough sorting and repeated lifting. If the seam, zip, or seal is weak, small failures turn into claims, delays, and wasted repacking time in the depot. The better selection is normally the one that balances strength with sensible weight, so dispatch teams are not sending air and plastic together. That kind of control retains handling damage down and gives a steadier flow through the mail room.

Big mail bags suit high-volume mail handling because they retain loose package flow contained and easy to transport when the line is full. Once a bag occupies, the changeover has to be fast, or the chute backs up and the station loses pace. That means the operatour requirements enough strength to handle a loaded sack, nevertheless also superb timing and proper movement so the stream of packages retains running. Where the load is heavy, bag material and stitching matter as much as the lift itself, because weak gear invites split seams and handling damage. A well-managed bag change retains the all dispatch area flowing with less interruptions.

Padded Mail Bags

Padded mail bags give lightweight protection where normal paper mailing sacks would be also weak or also easy to split in transit. The padding assists guard against scuffing, corner knocks and minour crushing, which matters when items transport through busy dispatch systems and mixed-load transport. A permanent adhesive flap also speeds up sealing and gives a cleaner stop than loose closures, so parcels are less likely to open amid handling. Custom sizes assist match the bag to the product instead of forcing filler into an oversised pack. That normally means better packing efficiency and less damage risk on arrival.

Hot promotions in plastic bubble mail bags on aliexpress:

Bubble mail bags give lightweight items a far better chance of arriving in one part than plain paper or thin film. The air-filled lining takes a few of the knock out of handling, which matters when parcels are dropped into cages, pushed along conveyour lines, or stacked beside heavier consignments. A superb bag still relies on the proper gauge of outer film, a clean seal flap, and a size that does not leave the contents rattling around inside. If the fit is poor, the cushioning works against itself and the package sees untidy as well as fragile.

bag manufacturers are a tidy selection when lightweight products need plain, low-cost outer protection without wasting board or filling drawer space with fat cartons. A superb bag saves handling time because it arrives flat, stores in tight stacks, and can be opened and sealed fast on a packing line or at a small dispatch bench. The material matters, though, because film gauge, seal strength, and puncture resistance all affect whether the consignment reaches the client clean and intact. If the bag is also thin, corners and edges can split amid transit; if it is also heavy, material cost and waste rise for small earn.

Packaging soft products in plastic mail bags works optimal when the film grade matches the article, because shape and surface stop affect both appearance and protection. Square cushions need a cleaner, tighter outer bag if the stock is to see respectable on receipt, while round novelty cushions can sit well in lighter decorative polybags where presentation matters above rigid stacking. Small toys are a alternative case again, since they often travel better in carton bags or coloured seasonal polybags that stop loose items rattling about in transit. The proper bag selection reduces handling damage and retains the package looking intentional rather than bodged together.

Large mail bags make sense when awkward paperwork or archive consignments need to transport in one controlled load rather than through repeated small sacks. Their job is not storage nostalgia nevertheless practical handling, because a well-sized bag cuts down on additional lifts, reduces the chance of dropping sealed contents, and retains mixed documents together through dispatch and internal transport. That only works if the film is specified properly: high-density polythene suppliers with a stable gauge gives enough strength without turning the bag into dead weight. If the material is also heavy, transport becomes wasteful; if it is also light, splits and handling damage beginning to creep in.

The Urban Courier Bag M

A courier bag has to stay stable in use, and that means the fixing points matter as much as the material itself. A rear strap and a selection of webbing loops let the bag sit properly against the body or cycle frame, which reduces swing and makes movement easier to control. The metal clasp on one side and split bar buckle on the other give a firmer connection than loose fastenings, so the bag is less likely to creep out of position amid a round of stops. That kind of restraint improves handling and retains the load where it should be.

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.