Product Overview
The Blue Mailing Bag is a high-performance plastic courier solution engineered to meet the modern demands of secure, lightweight, and cost-efficient shipping. Manufactured from premium polyethylene (PE) material, it offers outstanding tear resistance, puncture strength, and reliable waterproof protection.
Designed with an opaque blue finish, these mailing bags not only ensure enhanced privacy for shipped contents but also elevate brand presentation with a clean, professional appearance. The material is durable yet flexible, allowing the bags to adapt to various product shapes while maintaining structural integrity.
Produced באמצעות advanced blown film technology and multi-layer co-extrusion processes, blue shipping bags achieve an optimal balance of strength and flexibility. The reinforced sealed edges further enhance durability, preventing damage during transit-even under challenging conditions such as rain, humidity, or rough handling.
Features of Blue Shipping Bags
High-Visibility Blue Material: The unique blue hue not only instantly boosts brand recognition but also enables rapid visual identification within logistics sorting centers.
Multi-Layer Co-extrusion Technology: Utilizing a three-layer co-extrusion process, these bags are engineered to be highly resistant to tearing and punctures.
Moisture and Dust Protection: Provides 100% sealed protection, shielding contents against moisture and dust throughout the shipping process.
Enhance Brand Loyalty: Consistent blue packaging creates a lasting impression on customers and elevates the unboxing experience.
Reduce Return Rates: Superior impact resistance minimizes transit damage, thereby saving you on after-sales service costs.
Lightweight Design for Shipping Savings: Featuring an ultra-lightweight construction, these bags reduce logistics weight costs by 20%–30% compared to traditional cardboard boxes.
High-Strength Seal Strip: Features built-in industrial-grade hot-melt adhesive; ready to use-simply peel and seal-with an adhesive strength of 5 kg/cm².
Easy-Tear Opening: Designed for effortless opening by consumers, enhancing the product return experience.
Privacy-Shielding Lining: A dark inner layer protects customer privacy and prevents the contents from being visible through the packaging.
Application of Blue Shipping Bags
Apparel E-commerce: Protects soft goods-such as T-shirts and sweaters-preventing snags and pulls.
Daily Essentials & Beauty: Features a leak-proof design, ideal for packaging bottled skincare products.
Electronics Accessories: The perfect choice for lightweight, rigid items like phone cases and data cables.
Subscription Boxes: Suitable for use as internal secondary packaging or as the primary outer packaging for direct shipment.
Cross-border Direct Shipping: Ideal for e-commerce platform sellers who handle their own order fulfillment.
Common Sizes & Thickness (Customizable)
| Size (Width x Length + Gusset) | Recommended Products | Thickness Options (μm / mil) |
|---|---|---|
| 17x30 cm (6.7"x11.8") | Phone cases, small accessories | 40μm / 50μm (1.6–2.0 mil) |
| 20x35 cm (7.9"x13.8") | T-shirts, cosmetic sets | 50μm / 60μm (2.0–2.4 mil) |
| 25x40 cm (9.8"x15.7") | 2-3 summer garments, books | 60μm / 70μm (2.4–2.8 mil) |
| 30x45 cm (11.8"x17.7") | Hoodies, shoeboxes | 70μm / 80μm (2.8–3.1 mil) |
| 35x55 cm (13.8"x21.7") | Coats, multi-item bundles | 80μm / 100μm (3.1–3.9 mil) |
| 40x60 cm (15.7"x23.6") | Large home textiles (blankets, curtains) | 100μm+ (3.9 mil+) |
FAQ
Q1: Are blue shipping bags waterproof?
Yes, they are made from PE materials with excellent waterproof performance.
Q2: Can I print my logo on the bags?
Yes, we offer full OEM/ODM printing customization.
Q3: Are these bags recyclable?
Standard PE bags are recyclable, and we also offer eco-friendly options.
Q4: What thickness should I choose?
Light items: 50–70 microns
Medium items: 70–90 microns
Heavy items: 90+ microns
Q5: Can the bags be reused?
They are designed for single use, but some styles with double adhesive allow reuse for returns.
OEM / ODM Customization Services
We provide full customization solutions:
Custom sizes and thickness
Custom colors (Pantone matching)
Logo and pattern printing
Adhesive type selection
Material selection (recycled, biodegradable)
Packaging and branding solutions
Ideal for eCommerce brands, wholesalers, and distributors.
PRODUCTION PROCEDURE

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