# Poly Mailers Courier Shipping Bags with Self-Adhesive Seal

Discover high-performance poly mailers and courier shipping bags engineered for express service, logistics, and automated packaging workflows. These reliable packaging solutions feature a pre-opened design tailored for specialized auto-bagging machines, boosting efficiency in high-volume fulfillment environments.

## Key Features and Advantages

-   Constructed from 100 percent brand new LDPE and co-extruded materials with great tensile strength
-   Waterproof, tear-proof, shock-resistant, and lightweight construction to protect items in transit
-   Equipped with a secure self-adhesive seal and destructive glue for tamper-evident closure
-   Supports custom printing options including UV printing, silk screen printing, and gravure printing
-   Biodegradable and 100 percent recyclable material options available

## Technical Specifications

**Application:** Express Service, Logistics, Transportation Protection  
**Material:** LDPE, Poly, HDPE, Co-extruded (100 percent recyclable)  
**Thickness:** 0.04mm to 0.1mm (Customizable)  
**Sealing & Handle:** Heat Seal, Self-adhesive seal, Destructive glue  
**Printing Options:** UV printing, Silk screen printing, Gravure printing  
**Color Options:** White, Pink, Black, Blue, Purple, Beige, Yellow, or Custom CMYK/PANTONE

## Common Use Cases

These versatile mail bags are ideal for e-commerce fulfillment centers, express delivery services, and industrial logistics operations requiring rapid automated loading and high-strength package protection.

## Frequently Asked Questions

**Q1: Do you provide OEM and ODM services?**  
A1: Yes, as an original manufacturer with a professional design team, we provide fully customized packaging services.

**Q2: What materials are used in these courier bags?**  
A2: They are made from LDPE, HDPE, and co-extruded poly materials, including 100 percent recyclable and biodegradable options.

**Q3: What information is needed for custom pricing?**  
A3: Please provide size dimensions (length, width, and lip), material thickness, order quantity, and printing details such as colors and design coverage.

**Q4: What closure type do the bags use?**  
A4: They feature a secure self-adhesive seal combined with destructive glue for enhanced tamper resistance.

## Details

- **Price:** 43.56 EUR
- **Vendor:** Tidesmit
- **Type:** Poly Mailers
- **Tags:** MAILERS

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| White / 25*35 | 43.56 EUR | In stock |
| White / 28*42 | 43.56 EUR | In stock |
| White / 32*45 | 43.56 EUR | In stock |
| White / 35*45 | 43.56 EUR | In stock |
| Pink / 25*35 | 43.56 EUR | In stock |
| Pink / 28*42 | 43.56 EUR | In stock |
| Pink / 32*45 | 43.56 EUR | In stock |
| Pink / 35*45 | 43.56 EUR | In stock |
| Black / 25*35 | 43.56 EUR | In stock |
| Black / 28*42 | 43.56 EUR | In stock |
| Black / 32*45 | 43.56 EUR | In stock |
| Black / 35*45 | 43.56 EUR | In stock |
| Grey / 25*35 | 43.56 EUR | In stock |
| Grey / 28*42 | 43.56 EUR | In stock |
| Grey / 32*45 | 43.56 EUR | In stock |
| Grey / 35*45 | 43.56 EUR | In stock |

## Images

- White pre-opened auto courier bag roll with sample printed pouches
- Pre-opened auto courier bag film with strong adhesive and sealed crimped edge
- White pre-opened courier bags with pink and blue rolls beside them
- Colorful pre-opened auto courier bags displayed on shelves
- Customized pre-opened auto courier bags in white, pink, blue, and yellow
- Pre-opened courier bag rolls on an automatic packaging production line
- Pink pre-opened courier bag with stacked roll top and flat rectangular body
- Black pre-opened courier bag with stacked roll top and flat rectangular body
- Grey pre-opened courier bag with stacked roll top and flat rectangular body
- Light blue pre-opened courier bag with stacked roll top and flat rectangular body

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> Source: [Tidesmit](https://tidesmit.com/products/rolled-courier-bags-specialized-for-automatic-packaging-machines-pre-opened-design-customizable-printing)
> Updated: 2026-09-18