Volumetric weight measures how much space a parcel uses, not just how heavy it is. If the box is large for its actual weight, billing may use the volumetric figure.
What you need to know
Useful for lightweight but bulky packages.
Helps carriers price the space a shipment occupies.
Efficient packaging can reduce the billable weight.
A smaller box may lower cost without changing the item itself.
Common questions
How do I calculate volumetric weight?
Why did the price go up after I changed the box size?
Can I avoid volumetric charges?
Next step
Measure carefully and pack efficiently before booking.