Fan-Folded Mail Bags for Automated Fulfilment
Machine-ready mailing bags for fast, consistent e-commerce packing
Severn Packaging supplies fan-folded mail bags engineered to feed smoothly through compatible automatic bagging systems. Each bag is presented ready for loading, helping busy fulfilment operations increase packing speed, reduce manual handling and produce a consistent, secure parcel. Standard, recycled-content and custom-printed specifications are available to suit your products, equipment and brand.
Automation Ready
Accurate folds and perforations support reliable machine feeding and separation
Strong Mailing Film
Durable polyethylene protects products throughout fulfilment and delivery
Custom Print Available
Add branding, handling information, barcodes and recycling messages
Recycled-Content Options
Reduce virgin plastic use while maintaining dependable packing performance

Specify the Right Bag for Your Machine and Product
Reliable automated packing begins with a bag specification matched to the equipment. We can help define the bag width and length, film thickness, opacity, opening orientation, perforation, seal format and print requirements for your application.
Options include white or natural polyethylene, recycled-content films and custom printing for brand presentation, instructions, barcodes and recycling information. Final compatibility is confirmed against the machine and application before supply.
- Fan-folded format supplied in cartons for compact storage and continuous machine feeding
- Precise perforations allow clean, consistent separation between bags
- Pre-opened presentation supports rapid product loading and automated fulfilment
- Durable polyethylene construction with dependable strength and seal performance
- Standard and recycled-content film options available subject to the application
- Custom sizes, gauges, colours and print available for made-to-order programmes
- Suitable for e-commerce, apparel, accessories, soft goods, kits and general fulfilment
- Samples and machine compatibility checks available before committing to production volumes

Built for Reliable Automation
Consistent folds, openings and perforations help the bags present correctly at the loading position and separate cleanly after sealing. Share your machine make and model with our team so the format can be checked against its feeding, opening and sealing requirements.
Our team can help you select the right material and specification for your application.
Stock and Custom Fan-Folded Mail Bag Supply
Standard specifications can be supplied for fast-moving requirements, with made-to-order sizes, film structures, recycled-content options and custom print available for larger or repeat programmes. Send us your machine model, product dimensions and expected volumes and we will recommend a suitable format and arrange samples for testing.

Fan-Folded Mail Bags FAQs
Fan-folded mail bags are pre-made bags connected in a continuous folded stack and supplied in a carton. A compatible automatic bagging machine presents each bag ready for loading, sealing and separation.
They are commonly used for apparel, accessories, soft goods, kits, components and other non-fragile e-commerce products. The correct film thickness and bag size depend on the product and delivery requirements.
Fan-folded mail bags can be produced for a wide range of automated bagging systems, but the fold, opening and seal specification must match the equipment. Send us the machine make, model and current bag specification so compatibility can be checked.
Yes. Recycled-content polyethylene options are available, subject to the required appearance, strength, sealing performance and machine application. We can recommend a suitable specification and arrange trials.
Yes. Custom printing can include brand graphics, handling instructions, barcodes, returns information and recycling messages. Print coverage and colour options are confirmed as part of the bag specification.
Yes. We recommend testing samples on the intended machine with representative products before committing to a production order, particularly for custom dimensions, recycled-content films or printed bags.
Proven Results Across Real Applications
See how our packaging systems are helping manufacturers and fulfilment teams improve efficiency, reduce damage and increase packing performance.
Looking to improve your packing process?
Speak to our team about your application, request samples, or explore alternative bag options. We’ll help you find the right specification for your products and packing process.
Free samples available for testing
Guidance on sizes, materials & specifications
Compatible with all major bagging systems
01905 759259







