Branded Mailers & Custom Printed Courier Bags Manufacturer EU
Welcome to Polycart, your leading European production partner for high-visibility branded mailers, custom printed courier mailers, durable branded poly mailers, and customized custom shipping bags. Operating from our advanced manufacturing facilities in Bulgaria, we deliver premium flexible packaging solutions that elevate corporate brand identity and ensure secure unboxing for online retailers and fashion brands across the EU.
In modern e-commerce, shipping packaging serves as a powerful mobile billboard. Our high-definition flexographic printing lines transform standard mailing bags into striking promotional assets featuring your corporate logo, brand colors, and marketing graphics. Built from tear-resistant, water-repellent co-extruded polyethylene films, our corporate postal packaging safeguards apparel, textiles, and soft goods while minimizing transit weight and logistics overhead.




Key Advantages of Our Branded Mailers & Shipping Bags:
- Enhanced Brand Identity: High-definition flexo printing transforms every shipment into a powerful marketing tool.
- Weather & Tear Resistance: Opaque, multi-layer co-ex films protect contents against moisture, dirt, and rough handling.
- Tamper-Evident Closure: Strong self-seal adhesive strips ensure secure, single-use locking that reveals opening attempts.
- Lightweight Economy: Ultra-thin yet robust materials lower volumetric weight and reduce postal expenses.
Branded Mailers Specifications & Production Options
Types of Custom Printed Courier & Poly Mailers
We manufacture a comprehensive range of flexible mailing bags and courier envelopes tailored to the unique promotional and functional requirements of online retailers:
| Mailer Category | Material Construction | Printing & Security Features | Primary E-Commerce Application |
|---|---|---|---|
| Branded Poly Mailers | Multi-layer co-extruded LDPE film (Opaque black inner layer) | Flexo print up to 8 colors, permanent peel-and-seal strip | Apparel, fashion accessories, textiles, and soft retail merchandise. |
| Custom Printed Courier Mailers | Heavy-duty co-ex polyethylene (50 - 90 microns) | Custom logo graphics, sequential numbering, return pouch option | Express delivery services, online clothing stores, and corporate mail fulfillment. |
| Eco-Friendly Branded Mailers | Biodegradable polymers (PLA/PBAT blend) or recycled PE | Eco-certified ink printing, sustainable messaging, secure closure | Green e-commerce brands, organic fashion, and eco-conscious retailers. |
| Handle-Grip Shipping Bags | Punch-out die-cut handle or soft loop handle polyethylene | Custom branding, high load capacity, reusable design | Retail click-and-collect orders, promotional trade show deliveries, and boutiques. |
Manufacturing & Customization Parameters
| Technical Parameter | Production Capabilities & Options |
|---|---|
| Printing Technology | High-speed flexographic printing up to 8 vibrant colors with photo-realistic clarity. |
| Film Thickness | Customizable from 45 to 100 microns depending on required tear and puncture resistance. |
| Adhesive Security | Permanent tamper-evident hotmelt glue strip that destroys the bag if forced open. |
| Wholesale Capacity | Flexible high-volume batch production runs for corporate brands and distribution networks across Europe. |
Request a Quote for Branded Mailers & Courier Bags
Provide your required dimensions, film thickness, print design, and order volume for a custom wholesale proposal.
Call: +359 878 421 007 office@polycart-envelopes.com polycart.bg@gmail.comComplementary Packaging & Unified Fulfillment
To establish a complete and cohesive brand presence, branded mailers can be seamlessly paired with our folding cartons and corrugated boxes. Explore our full portfolio of packaging solutions designed to elevate your brand from warehouse to doorstep.
Related Partners in Printing & Packaging:
LARGEST PRINTED PACKAGING AND STATIONERY PRODUCER IN BULGARIA
PRINTED CARTONBOARD PACKAGING PRODUCER IN BULGARIA
LARGEST ENVELOPES PRODUCER IN BULGARIA
MAJOR STATIONERY PRODUCER IN BULGARIA