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Padded Poly Mailer — packaging format from CosunPack
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Padded Poly Mailer

Padded Poly Mailer: Mailing packaging sized for your product and fulfillment process. Confirm the material, protection level, print, and closure for your distribution route.

Product Highlights

  • Bubble lining cushions fragile contents
  • Lightweight construction keeps shipping cost per parcel low
  • Self-seal closure speeds up fulfillment lines
  • Material strength and seam performance assessed for the intended shipping route
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Craftsmanship & Production

Production steps and quality checks for this packaging format, coordinated across our printing workshops and specialized production network.

Film is printed, laminated, and bag-converted with the closure strip applied in-line; seam strength and seal peel force are spot-checked through every run.

Customization Options

Review the available options for Padded Poly Mailer with our team. These are the requirements to confirm:

  • Film type & thickness
  • Size & gusset
  • Print coverage
  • Closure & security features
  • Eco variants

Specification Planning — Padded Poly Mailer

Review these material and process options for the selected structure. Your quotation confirms the exact specification for your project.

MaterialCo-extruded PE mailer / kraft bubble / rigid kraft
StructurePadded Poly Mailer
Size RangeDimensions or capacity confirmed against your product and selected tooling
ThicknessMaterial thickness or weight confirmed in the approved specification
PrintingFlexo 1–4 colors, or full CMYK on kraft
FinishingMatte/gloss outer, self-seal adhesive strip, side gussets
MOQQuoted per material, structure, print process, and order quantity
Sampling Lead TimeConfirmed after the artwork, structure, and tooling review
Production Lead TimeConfirmed after sample approval and production planning
Typical ApplicationsE-commerce shipping, apparel, subscription boxes

Options shown for planning; final parameters are agreed in writing with your quotation and approved sample.

Before You Order

Padded Poly Mailer FAQ

Practical answers on choosing the structure, avoiding common problems, and confirming the right specification for your product.

What padding is included in this mailer?

Confirm the actual lining material and its attachment before ordering; padded is a format description rather than a complete material specification. Request a cross-section or sample, then assess cushioning depth, internal clearance and the weight of the contents it must protect.

Technical references
Should we choose a padded mailer or add loose cushioning?

Compare a filled integrated mailer with your current packed arrangement. Built-in padding simplifies one part of packing, while separate cushioning may be positioned around vulnerable areas. Review loading consistency and product damage in a representative test before choosing the less complicated workflow.

Technical references
Can a dense or angular item compress the padding?

Check concentrated contact areas rather than relying on the envelope feeling soft when empty. Load the real item and inspect corners and seams after handling. If the item pushes through or bottoms out locally, reconsider the protective arrangement and usable envelope size.

Technical references
Which details should the padded-mailer approval record include?

Record lining type, external and usable dimensions, seam layout and closure overlap. Include your filled item and any internal wrap in the reference pack. Require a review when the padding or outer film changes because similar-looking envelopes may not perform the same way.

Technical references

Have a different application? Share your requirements for this model.

One Partner for Your Complete Packaging

Source packaging from China with one team, from product-led development to delivery. Share your product or idea, component list, quantity, and destination—we will help define the next steps.

Project-specific quotationNDA available before file sharingReply target: one business day