About Us

We are a dedicated division of Polybags Ltd. devoted to mailing bags. Polybags Ltd is a major international packaging company based in the UK working with polythene packaging since 1961 and now offering a range of increasingly environmentally friendly products across the packaging spectrum.

Retailers are talking about mail order bags

Postal and Mail order bags

Poly Mailers 10×13

Poly mailers in a nominal 10 x 13 format sit in a rather practical corner of fulfilment engineering: big enough for apparel, documents and low-profile components, yet still compact enough to maintain select-face efficiency and avoid paying for air in the consignment. The better tear-resistant polythene suppliers variants rely less on brute thickness than on polymer architecture high-density chains blended for puncture resistance, controlled melt-flow consistency, and micron-specific gauging that prevents thin spots at the fold and seal line. A holographic stop adds shelf and unboxing theatre, nevertheless it also introduces technical considerations around surface energy, print anchorage and static; poorly specified film can cling on the packing bench, foul automatic labelling, or scuff below conveyour contact. Sound specification tends to favour co-extruded polythene suppliers films with a tamper-evident adhesive strip, balanced slip properties and sufficient surface resistivity control to retain secondary bagging moving cleanly. From a logistics standpoint the appeal is plain: low tare weight, robust volumetric efficiency, less null-occupy interventions and improved pallet stability when soft products are packed flat rather than boxed. The circular-economy argument is more nuanced. Mono-material polythene suppliers mailers are comparatively straightforward to recover where assortment streams exist, whereas heavily laminated decorative effects can compromise recyclability; a diffractive or holographic treatment that maintains a predominantly polythene suppliers structure offers the better engineering compromise, reducing amortised transport energy without turning the mailer into an awkward mixed-material residue.

polythene suppliers mailers occupy a rather alternative engineering niche from board-backed, padded or bubble-lined envelopes: instead of relying on null space and cushioning to absorb abuse, they use film toughness, seal geometry and controlled slip to retain a consignment intact through sortation, van loading and the familiar indignities of the warehouse floor. The better grades are not merely bags in the casual sense; they rely on high-density and low-density polythene suppliers blends, micron-specific gauging and melt-flow consistency, giving puncture resistance without adding needless tare weight. That matters when volumetric efficiency is being squeezed at all select-face, and when a few grammes multiplied across thousands of despatches starts to affect cartonisation logic and pallet stability. Water resistance is only part of the argument. A properly specified mailer mitigates edge-snagging on conveyours, reduces the need for secondary bagging, and can be provided with tamper-evident adhesive closures that grasp below shear rather than simply looking secure at the packing bench. There is also a circular-economy dimension that is often mishandled in procurement discussions: mono-material polythene suppliers mailers are generally more straightforward to recover than composite padded structures, provided inks, labels and closure strips do not compromise the waste stream. The practical selection, then, is less about replacing one envelope with another than matching surface resistivity, tear propagation, pack profile and recyclate content to the article being moved and the handling regime it is likely to meet.

Printed mailing bags with decorative patterning sit at a fascinating junction between presentation and process engineering: the artwork must survive the drag of conveyours, cage handling and secondary bagging without scuffing into illegibility, while the polythene suppliers film still requirements enough puncture resistance and seal integrity to cope with mixed consignments at the select-face. The better examples are not merely pretty sleeves; they rely on controlled gauge, consistent melt-flow and ink systems that stick properly to a flexible substrate, so the bag can be folded, labelled and compressed without compromising barcode readability or tamper evidence. Size tolerance matters as well, not for aesthetic breadth nevertheless for volumetric efficiency an above-big bag increases trapped air, weakens pallet stability and quietly adds to tare weight across thousands of despatches. Where the building remains mono-material, printed mailing bags can also sit more adequately within circular handling routes, provided pigmentation and adhesive selections do not frustrate downstream reprocessing. The result is a part of packaging that carries a seasonal, patterned character while still behaving like a disciplined warehouse component: light, sealable, stackable and compatible with the unromantic rhythm of fulfilment.

Switching from a normal outer to eco-friendly mailers is less a cosmetic exercise than a materials and process decision, although the pack on the bench may appear virtually unchanged. Recycled-content polythene suppliers mailers, paper-based padded envelopes and compostable films can all dash through the same select-face and despatch routines, nevertheless each brings alternative engineering compromises: high-density polymer chains give puncture resistance at lower gauges, recycled feedstock requirements tight melt-flow consistency to avoid weak seams, and paper formats alter tare weight and cube utilisation on the pallet. The better options are not merely green by label; they maintain volumetric efficiency, maintain seal integrity below compression, and limit the need for secondary bagging after a consignment has been handled by several sortation systems. Mono-material building is often the quiet advantage, because it simplifies recovery at stop of life, whereas laminated padded stock may perform well in transit yet frustrate fibre separation or polymer recycling. Biodegradable mailers also require scrutiny, since a film that smashs down below controlled conditions may behave quite differently in a normal waste stream. The practical specification so sits in the detail: micron-specific gauging, surface stop for label stickiness, seam strength, opacity, pallet stability and the extent to which recycled or renewable feedstock reduces amortised energy without introducing failures on the warehouse floor.

Coloured Mailing Bags - Polybags

Polybags(7) Full spectrum of Poly Mailing Bags in a spectrum of colours and sizes. These quality mailing pouches are manufactured from recycled materials, a cost effective and tidy method to send out items to clients!

Messenger & Courier Bags

Our polythene suppliers mailing bags come in a big assortment of sizes which gives you a number of options to select the proper size for the items you are mailing. The useful peel and seal closure also gives them a longer shelf life.

Custom Printed Campaign Postcards and Mailers

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

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

Online Packaging stores

Polybags also operates a series of specialist sites dedicated to the various packaging ranges it offers. These include:

Discount Printed Carrier Bags
Discount Printed Carrier bags specialises in printed carrier bags but also offers off the shelf carry bags in all sizes and colours. Buy all your carriers from wholesalers at discounted prices that don't compromise the quality.
www.discountprintedmailingbags.com

Discount Self Seal Bags
Wholesale supplier and manufacturer of self-seal polythene packaging and resealable bags. Provides useful information and articles to help you when shopping for self sealing bags.
www.discountselfsealbags.co.uk

Discount Polythene Film
Discount Polythene Film.co.uk is a website designed to help you understand what polythene covers are and how they are supplied. Also helps you choosing the right supplier of polythene film for all your needs.
www.discountpolythenefilm.co.uk

Environmental Bags
Environmental bags is a website specialising in compostable, biodegradable and degradable bags. It discusses the use of green bags, what biodegradable and degradable really means and where to buy good quality environmentally-friendly bags.
www.environmentalbags.co.uk

Discount Bin Liners
Website devoted to find the best suppliers of rubbish bags, waste sacks and specialist waste bags. We provide a selection of top providers and we also provided articles to help understand more about this bin bags.
www.discountbinliners.co.uk