Mục lục
Quick summary:
- Dunnage bag price depends mainly on the outer-shell material (kraft vs woven PP), the air-holding film (PA/PE vs plain PE), and the AAR level.
- Kraft bags (Level 1-2) are economical for light loads but not for long sea routes.
- Woven PP bags (Level 3-5) cost about 30-50% more but are mandatory for heavy, sharp-edged goods and are reusable, lowering total cost of ownership.
- Buy on a damage-risk analysis, not on the retail price alone.
Dunnage bag pricing: the factors and a selection strategy
The price of a dunnage bag can differ greatly - sometimes double - because of material and technology. This guide explains the technical factors behind the price and when to prioritize low cost versus invest in a higher-grade bag to protect valuable cargo. For the basics, see what a dunnage bag is.
The core factors that decide price
Outer-shell material: “good price” vs “absolute safety”
The biggest price difference comes from the shell. Kraft paper bags are the cheapest and most common because kraft has low material cost and a simpler process; the multi-ply kraft shell usually reaches AAR Level 1 or 2 - a good-value choice when your goods are boxed, light and without sharp corners. Woven PP bags cost about 30-50% more, reflecting the cost of producing polypropylene tape and weaving it. Woven PP has many times the tensile, tear and puncture resistance of kraft, easily reaching AAR Level 3-5, and is mandatory for heavy, high-inertia or sharp-edged goods. See what woven PP fabric is.
Inner film technology: insurance for the long haul
This “invisible” detail strongly affects price and peace of mind. The cheapest bags use plain PE film, which has a high water-vapor transmission rate - the compressed air slowly “breathes” out over a 30-day sea voyage, and the worst feeling is a container arriving with the load shifted because the bag deflated. Reputable suppliers use PA/PE film, whose polyamide layer is an excellent gas barrier, keeping pressure stable for weeks even through large container temperature swings. PA/PE costs more but buys cross-continental peace of mind. See dunnage bag materials.
AAR certification: the cost of assurance
An AAR-certified bag costs more, but that is the “insurance premium.” AAR bags must pass strict dynamic-compression, material-strength and burst-pressure tests, and the quality commitment to pass them raises production cost. Buying the cheapest no-name bag means no AAR assurance - a time bomb for valuable cargo. See quality standards.
A selection strategy: price vs total cost of ownership
The right decision is a damage-risk analysis, not a retail-price comparison:
- Choose economical (kraft, Level 1-2, PA/PE for sea): light, boxed goods on road or short domestic sea routes with no sharp edges.
- Invest in higher grade (woven PP, Level 3-5): heavy, sharp-edged or high-value cargo, long ocean or rail routes, or closed-loop chains where reuse spreads the cost. The reusability of woven PP lowers total cost of ownership over many trips.
The cost of one damaged container almost always dwarfs the price difference between a cheap bag and the right one. See how to choose a dunnage bag.
Frequently Asked Questions (FAQ)
What makes one dunnage bag cost more than another?
Mainly the outer shell (woven PP costs 30-50% more than kraft), the inner film (PA/PE vs plain PE) and AAR certification.
Why does the inner film matter for price?
Cheap plain PE lets air diffuse out over a long voyage; PA/PE holds pressure for weeks, which is worth the higher cost for sea freight.
Is a cheaper kraft bag ever the right choice?
Yes - for light, boxed goods without sharp edges on short routes. For heavy, sharp or long-haul cargo, woven PP is mandatory.
Should I buy on price?
No - buy on damage risk. One damaged container costs far more than the price gap, and woven PP’s reuse lowers total cost of ownership.
Contact ICD Viet Nam
For a dunnage bag matched to your cargo and budget, contact our team for a quote.
- Northern Vietnam: 0983 797 186 / 090 345 9186 / 090 5859 186
- Southern Vietnam: 098 6784 186
- Email: sales@icdvietnam.com.vn
- Zalo: Chat on Zalo
