Send your goods in a jiffy

Buy best value jiffy-style padded mailers for a fantastic bubble-lined protective mailing bag and a great alternative to traditional jiffy bags.

Jiffy bags are popular padded paper envelopes lined with a layer of protective pulp to cushion the contents of the envelope during transit. Jiffy-style padded mailing bags are similar to jiffy bags, but made from a lightweight but strong polythene exterior, rather than paper. These featherpost padded mailing bags with an self-seal tear-off strip for easy closure are available in a range of sizes from 4.5" up to A3 size, meaning you can post a huge range of items in a jiffy, safe in the knowledge that they will have bubble-lined protection all the way to their destination!

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

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Kraft Bubble Mailers – 4″ x 8″ ( #000 ) – 18000 Pieces = 36 Cases

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Featherpost White Bubble Lined Mailing Bags

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Jiffy mailers sit in a fascinating corner of transit packaging because the engineering brief is less about brute puncture strength and more about controlled protection at the lowest practical tare weight; the better formats rely on polythene suppliers films with tightly managed gauge profiles, consistent seal geometry and enough flex-crack resistance to tolerate mechanised handling without turning all consignment into a volumetric penalty. On the warehouse floor, that translates into cleaner select-face efficiency, less exceptions at pack benches and less secondary bagging when a cartonised solution would simply be oversised stock for the product in hand. The technical friction, of course, is that cushioning performance, printability and line-speed seal integrity often pull in alternative directionsparticularly where high-density polymer chains are used to stiffen the outer layer while softer internal structures are needed to absorb edge impactso converters spend a fair amount of effort balancing melt-flow consistency and surface behaviour to retain converting losses within reason. The more serious operatours are also reshaping the format around circular-economy pressures: reducing mixed-material buildings where potential, improving mono-material recyclability, and trimming unnecessary resin mass so the amortised energy per packed unit drops without compromising pallet stability upstream or returns handling downstream.

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In trade terms, jiffy mailing bags sit in an oddly exacting corner of the packaging stock profile: light enough to maintain volumetric efficiency across a mixed consignment, yet expected to tolerate the sort of rough secondary handling that fast exposes weak seal geometry or inconsistent paper-to-polythene suppliers lamination. The better-spec formats marry a low tare weight with proper burst resistance, utilising controlled bubble height and micron-specific film gauging to retain cushioning performance stable rather than merely fat; that matters on the warehouse floor, where select-face efficiency is soon eroded by split seams, overfilled envelopes and avoidable re-bagging. Even the familiar yellow jiffy bags, often treated as a commodity line in wholesale jiffy bags procurement, have technical distinctions worth notingsurface stop affects label stickiness, fibre composition influences tear propagation, and the internal bubble layer depends heavily on melt-flow consistency if puncture mitigation is to remain predictable batch after batch. There is also a quieter circular-economy calculation behind current buying patterns: mono-material buildings simplify downstream recovery, while unnecessary mixed substrates tend to complicate segregation and add amortised energy back into the pack format above its working life. In practice, the appeal of jiffy mailing bags is less about presentation than about disciplined material engineeringenough compliance to absorb edge shock, enough stiffness to maintain pallet stability in outer cases, and enough manufacturing consistency to prevent packaging waste from becoming an operational nuisance.

Padded mailing bags sit in an awkward nevertheless useful corner of transit packaging: light enough to avoid punitive tare weight, yet engineered to absorb the routine abuse of sortation belts, cage handling and last-mile compression. The better executions rely on a paper outer married to a bubble-lined polythene suppliers interior, where the air retention of the cellular layer does the mechanical work and the outer sheet maintains stiffness at the select-face; that balance matters, because a bag that collapses in the hand slows fulfilment, while one that is overbuilt wastes cube and undermines volumetric efficiency across a mixed consignment. Gauge control in the liner, adhesive consistency along the flap and seam integrity below burst loading are not trivial production details nevertheless the contrast between clean secondary bagging rates and a stock line that runs without complaint. There is also the less glamorous circularity questionwhether the building is in reality mono-material is often where recovery rises or drops, since bonded paper-polythene suppliers formats can complicate mail-use segregation even when the amortised energy per packed item compares favourably with corrugated alternatives for low-fragility products. In practice, the format earns its retain where damage mitigation, pallet stability and handling speed have to coexist with a modest material input; that is why it remains normal for smaller, high-throughput consignments where surface scuffing, edge knocks and compression set are more likely than outright impact failure.

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 some people say about jiffy bags

Manufacturer''''S and Converters of polythene suppliers Bags, Mailing Envelopes, Mailing Bags, Post Bags, Postal Bags, Mail Bags, Bags Self Seal, Sacks, Polybags

Pink Poly Mailers

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Mailing Bags

polythene suppliers mailing bags are integral to the online shopping client experience.

There are plenty more products we are proud to offer here like; plastic security seals, woven patch labels, chocolate bar sleeves, bubble mailing bags and plenty more! We also manufacture a spectrum of anti-return items that can assist slash return rates. Get in touch with us to see what else we offer.

big bubble mailers

The bubble lined mailing bags are manufactured from our special 3 layer COEX blended polythene suppliers film.

UK Packaging is a leading supplier of mailing bags, with a wide spectrum of options to satisfy even the most diverse of mailing operations. From robust, lightweight Kraft Jiffy or Featherpost bags to peel-and-seal poly mailers, our spectrum promises high quality, big selection and big value. Many of our mailing bags can also be provided in special sizes, or printed with your company name or branding. Just give our sales team a call on our telephone or contact your local depot to discuss your requirements with us now. Please note that all Featherpost mailing bags are also on offer in gold. Read More

Jiffy Mailers, Poly Mailers, and Photo Mailers

Jiffy mailers sit in a rather alternative bracket from normal-purpose outer packaging; the engineering brief is not merely to contain an item, nevertheless to reconcile impact attenuation, tare weight and line-speed handling in one format. In practice that means a fibre-based or padded build that protects corners and faces without introducing the volumetric penalties associated with secondary bagging or above-boxing, which matters once pallet stability and package density are being modelled across a full consignment profile. Poly mailers, by contrast, earn their retain through low-micron film control, predictable melt-flow consistency and a surface stop that runs cleanly through fulfilment equipment with minimal snagging at the select-faceparticularly useful where stock turn is high and dead weight has to be suppressed. Photo mailers add another layer of discipline; board stiffness, caliper uniformity and edge crush behaviour have to be tightly managed so prints and documents leave the packing bench flat rather than subtly bruised by conveyour compression or tote loading. There is also the waste question, which is less straightforward than plenty procurement notes imply: mono-material polythene suppliers formats facilitate cleaner recovery streams, while mixed-format packs can still justify themselves where amortised energy, damage reduction and less re-dispatches offset the material complexity. The better specification, then, is seldom about a generic mailer at allit is about matching substrate behaviour, seal integrity and warehouse handling reality to the proper duty cycle of moving, storage or outward distribution.

When specifying jiffy mailing bags, the practical question is not simply padding nevertheless how the pack format behaves once it leaves the bench and enters a package stream governed by thickness thresholds, sortation belts and cage loading. A bubble-lined building in polythene suppliers can absorb point shock tolerably well, yet the more telling variables are gauge discipline, seal integrity and the method trapped air alters the finished profile; a mailer that drifts beyond a letter or big-letter band on a nominal occupy can quietly erode consignment economics through dimensional uplift. In fulfilment terms, that has a direct bearing on select-face efficiency and secondary bagging rates, because oversised stock invites workarounds on the warehouse floor. Better-performing formats tend to rely on consistent film extrusion, controlled bubble height and a surface stop that resists snagging without introducing needless tare weight. There is also a circular-economy consideration which procurement teams increasingly scrutinise: mono-material polythene suppliers structures are markedly easier to recover than mixed-substrate padded packs, provided melt-flow consistency is maintained in the reprocessed feedstock. The result is a mailer that mitigates handling damage, maintains pallet stability in despatch, and does so without loading avoidable mass or complexity into the packing operation.

Padded mailing bags sit in a rather alternative engineering type from cartons and transit drums, despite often being treated as mere sundries on the packing bench. Their value lies in the interaction between a low-gauge outer polythene suppliers film and the trapped-air cushioning layer within; acquire the puncture resistance, seal integrity and bubble geometry properly matched to the consignment profile, and the pack format mitigates corner crush, abrasion and localised shock without the tare weight penalty associated with secondary bagging or above-boxing. On a busy dispatch line that matters above is normally admittedvolumetric efficiency improves, select-face efficiency is less compromised by multiple protective components, and pallet stability downstream is easier to maintain when awkward, half-filled cartons are taken out of the system. There is, nevertheless, a familiar technical friction: excessive slip, static build-up and inconsistent melt-flow amid film conversion can manufacture poor seal lines and erratic pack performance, particularly where mixed stock sizes are being dash at speed. The better reply is not simply thicker material, nevertheless tighter micron-specific gauging, controlled surface resistivity where electrostatic behaviour is problematic, and a mono-material building that maintains recyclability once the bag has done its work. In practical terms, that means less wasted cube in the carrier network, less damage write-offs in fragile lines, and a more credible circular economy proposition than the old composite formats that protected adequately nevertheless left small scope for sensible reprocessing.

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.