Custom Poly Mailer Bag — E-commerce Mailing Envelopes
Poly mailer bags are the go-to e-commerce shipping solution for lightweight, non-fragile goods including apparel, accessories, textiles, and documents. Our custom poly mailers are manufactured from high-density polyethylene (HDPE) or co-extruded LDPE film, printed with your brand identity in up to 8 colours, and sealed with a self-adhesive peel-and-seal strip. Durable, water-resistant, and significantly lighter than cardboard, they reduce your postage costs while keeping your shipments secure.
Product Specifications
| MOQ | 1,000 PCS |
| Sample Lead Time | 3–5 working days |
| Production Lead Time | 10–20 working days |
| Monthly Supply Capacity | 150,000–500,000 PCS |
| Custom Sizes | A5 to A0+ envelope formats; custom width & length |
| Thickness | 50–120 microns |
Materials Available
Standard HDPE poly film (white or grey), co-extruded LDPE for extra durability, recycled rHDPE for eco-conscious brands, biodegradable cornstarch-based film, and kraft paper mailer hybrid for a natural aesthetic with water resistance.
Printing Methods
Flexographic printing (up to 8 colours), digital printing for short runs, and pre-printed custom rolls for high-volume operations. Inner printing also available for added brand messaging upon opening.
Surface Finishes & Special Effects
- Glossy exterior film — bold, vibrant brand colours
- Matte exterior film — understated, premium feel
- Frosted semi-transparent film — modern, minimalist look
- Metallic silver or gold film — premium courier bag appearance
- Custom interior print — brand message revealed on opening
- Security tamper-evident lining — dual peel-and-seal strip for returns
Interior Insert Options
Bubble-lined poly mailers for fragile lightweight items, foam-padded variants for jewellery or cosmetics, dual peel-strip design for easy customer returns, and tear-notch opening for effortless unboxing.
Who Is This Packaging For?
- Fashion and apparel e-commerce brands shipping garments and accessories
- Online bookstores and stationery retailers
- Subscription box businesses shipping lightweight monthly items
- Cosmetics brands dispatching samples, sachets, or small skincare units
- Marketplace sellers on Shopee, Lazada, Amazon, or eBay needing cost-effective branded mailers
Why Order from PackPro?
- Factory-direct pricing with no middleman — lowest unit cost per bag
- Full graphic design support included; send us your logo and we handle the rest
- ISO 9001 certified facility with 100% pre-shipment inspection
- Custom sizes from A5 envelopes to oversized garment bags
- Worldwide shipping via sea freight, air freight, or DHL/FedEx express
- Browse our full E-commerce Package range or explore our Gift Box collection for premium retail packaging






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