Ultra-light Poly Mailer Bags 60% Lighter Than Cartons with Self-Adhesive Seal for Shipping
Poly Mailers are high-performance plastic express bags specifically engineered for e-commerce shipping, cross-border logistics, and warehousing transportation. These ultra-lightweight bags are 60% lighter than traditional cartons, significantly reducing shipping fees while maintaining exceptional strength and durability.
| Parameter | Description |
|---|---|
| Product Name | Poly Mailers Plastic Express Bag |
| Material | High-strength Polyethylene (PE) |
| Thickness | Multiple thicknesses available |
| Size | Multiple sizes available / Customization supported |
| Color | White, Gray, Black, etc. |
| Sealing Method | High-adhesion self-adhesive seal |
| Waterproof Performance | Excellent |
| Tear Resistance | Strong |
| Printing Method | Custom printing supported |
| Application Scenarios | E-commerce, Express Delivery, Warehousing |
Poly Mailers utilize high-ductility polyethylene material with excellent tensile and resilience properties. They withstand significant forces during bagging, handling, and transportation without breaking, effectively coping with compression and tearing in complex logistics environments.
Maintain excellent flexibility in cold chain transportation or winter environments. These bags resist becoming brittle or cracking under low-temperature conditions, ensuring package integrity in cold climates and refrigerated transport.
Manufactured and supplied directly from our factory, eliminating intermediaries to control costs while ensuring consistent quality. This model improves supply stability and provides competitive pricing for e-commerce and logistics customers with long-term procurement needs.
- Ideal for packaging clothing, documents, accessories, and daily necessities
- Perfect for e-commerce sellers and logistics companies
- Waterproof and dustproof design protects contents
- Stable structure adapts to high-frequency sorting and long-distance transportation

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