Compostable Courier Mailers for Australia (Wholesale & OEM)
Certified compostable courier mailer bags designed for Australian B2B e-commerce and logistics operations.
- AS5810 & AS4736 certified compostable materials
- Replaces plastic poly mailers in shipping
- Wholesale & OEM supply only
- Not for retail, food contact, or consumer use
B2B supply only · Australia & global markets
What Are Compostable Courier Bags? (B2B Use Only)
Compostable courier mailers, also known as compostable mailer or shipping bags, are used for packaging and transporting goods through courier and postal systems.
They are designed as a certified compostable alternative to plastic poly mailers for Australian B2B logistics and e-commerce supply chains.
These products are supplied exclusively for wholesale, OEM, and commercial use, not as retail consumer packs.
Available Styles of Compostable Courier Bags
Our compostable courier mailers are supplied in standard formats commonly used in Australian e-commerce, logistics, and wholesale shipping operations.
All styles listed below are designed for B2B transport and delivery and supplied in bulk quantities only.
Self-Sealing Compostable Mailer Bags (Standard Courier Bags)
The most widely used courier mailer format for Australian e-commerce fulfilment.
Typical applications:
- E-commerce order fulfilment
- Apparel and soft-goods shipping
- Brand-to-customer deliveries
Key features:
- Peel-and-seal adhesive closure
- Flat mailer structure
- Lightweight yet tear-resistant
- Suitable for high-volume shipping operations
Double-Seal Compostable Mailer Bags (Return Mailer Bags)
Designed with two adhesive strips for outbound delivery and customer returns.
Typical applications:
- E-commerce brands with return programs
- Apparel and subscription services
- Mail-back and reverse-logistics systems
Key features:
- Two adhesive seals (outbound + return)
- Flat mailer structure
- Improved return handling efficiency
- Designed for closed-loop shipping processes
Open-Top Compostable Mailer Bags (No Adhesive)
Supplied without adhesive closure for controlled packing environments.
Typical applications:
- Packaging distributors
- Custom or automated packing lines
- Buyers with heat-sealing or tape-sealing processes
Key features:
- No adhesive closure
- Open-top flat mailer structure
- Designed for heat sealing or tape sealing
- Suitable for downstream processing and custom workflows
With or Without Carry Handles (Optional)
Optional handle designs for selected sizes.
- Easier handling during last-mile delivery
- Available depending on size and thickness
Opaque or Coloured Compostable Courier Bags
Used where privacy and brand presentation are required during transit.
- Opaque or coloured finishes
- Reduced product visibility
- Suitable for custom branding programs
Customisation & OEM Options (B2B Only)
Our compostable courier mailers are manufactured for wholesale and private-label programs, with controlled customisation options available.
All customisation is offered within certification and material limits to ensure compliance with Australian compostability standards.
Available OEM options
- Custom sizes and thickness ranges
- Opaque or coloured finishes
- Logo printing or brand messaging
- Double-seal (return mailer) configurations
- Custom carton packing for wholesale distribution
Certification & Compliance Considerations
Australia-Relevant Certifications
Compostability certification applies to specific product specifications, not to factories.
Therefore:
- Printing coverage and ink types must remain within certified limits
- Material formulation and thickness are fixed within approved ranges
- Each custom project is reviewed for compliance before production
This helps buyers avoid greenwashing risks and regulatory issues.
MOQ & Sampling
- MOQ varies by bag type, size, and printing requirements
- Sampling and pre-production confirmation are available
- Retail consumer packs are not supplied
Sizes, Formats & Wholesale Supply Options
Our compostable courier mailers are supplied in standard bulk wholesale configurations for Australian e-commerce, logistics, and distribution operations.
Typical size considerations
- Smaller sizes for lightweight parcels
- Larger formats for bulkier shipments
- Balanced thickness for transport durability
Supply Formats
- Flat-packed bags in cartons
- Bulk case quantities
- Warehouse- and fulfilment-ready configurations
Who These Compostable Courier Bags Are For
Sizes & Thickness Options
- E-commerce brands
- Logistics and fulfilment providers
- Packaging distributors
- Importers and wholesale partners
Not supplied for:
- Individual consumers
- Retail home-use packs
- Plastic poly mailers without certification
Materials & Compostability Standards (Australia)
Our compostable courier mailers are produced using certified compostable materials such as PLA and PBAT blends.
Australia-relevant certifications
- AS 5810 – Home compostable
- AS 4736 – Industrial compostable
- Seedling Logo – Recognised compostability mark
Certification applies to material formulation, thickness, and printing scope, not to factories in general.
Disposal & End-of-Life Considerations
Compostable courier mailers are designed for shipping and logistics use.
End-of-life handling depends on local composting systems and customer education.
For guidance on compostable bag disposal in Australia, please refer to our: Australia Compostable Bag Labeling & Disposal Guide
Use Guidance (Important)
All compostable courier bags listed on this page are intended for shipping and logistics use only.
They are not intended for:
- Food contact or fresh produce packaging
- Long-term outdoor exposure
- Heavy or sharp-edged items without secondary protection
Clear usage boundaries help buyers select the correct bag format and reduce packaging failures.
Why Australian Buyers Source from Us
- Dedicated compostable bag manufacturing experience
- Stable wholesale supply capacity
- Australia-relevant certification knowledge
- B2B-focused production and logistics
- Support for compliance documentation and verification
Talk to Our Supply Team
Our compostable courier mailers are designed for Australian B2B e-commerce and logistics environments, offering a certified and practical alternative to plastic poly mailers.
For wholesale specifications, certifications, or OEM programs, please contact our B2B team.
