3 mil Poly Bag is a kind of plastic bag used by express industry. It's made of polyethylene film which is water, puncture, and tear-resistant. The white outer surface and a gray interior lining provide excellent opacity. 
3 Mil Poly LDPE Logo Printed Mailing Bags | |
Material | LDPE |
Thickness | 60 micron or Custom |
Size | 21x31cm or Custom |
Bag Style | Custom or standard |
Printing Color | Custom design with CMYK or PMS |
Seal | Side seal or 25mm VOID OPEN partial transfer label seal |
Seal feature | Hot melt adhesive tamper evident void tape with thermochromic ink |
Packaging | Carton box |
Feature | Waterproof, tamper-proof |
Tamper-Evident Closure | Heat Sensitive tamper evident void tape made in our own factory |
Barcode&Serial Number | Customized as request |
Samples | 7 working days |
Delivery Date | Around 14~21 working days after sample comfirmed |



Self-seal lip and tape provide quick and easy closure. Returnable polybag is available in a variety of sizes. These bags are used widely for courier companies sending parcels, confidential documents, express delivery.




Q: Is your company accept customization?
A: We have our own factory and excellent technical team, and we accept OEM service.
Q: How many days can we get the samples and mass production?
A: It takes 2 days for stock samples and custom design can be done within 10 days after the design confirmed.
Q: Can you make special shape?
A: Yes,We can do any shape you like, just a little higher cost than ordinary shape.
Q: How can we get a quote?
A:Please offer the specification of the product, such as material, size, shape, color, quantity, etc.
Q: What are the shipping options? And the shipping time?
A: Door-to-door delivery: FedEx, DHL, TNT, UPS, 3-5 business days.
Air shipping: 3-5 business days
Sea shipping: depends ( please contact us for detailed quotation)
Q: Why So Many Customers Choose Us?
A: Ha-ha! Because We are Three Star Verified Supplier of Alibaba Recommended and We are Customer-Focused. For More Details, Please Visit Our Shop.
So any interested, welcome to your inquiry!
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