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This article applies to selling in: United States

List of key fee terms

Learn about key terms to help understand how fees are calculated.

Fee term Description
Dimensional weight Calculation of a volumetric weight of a package, using the package’s length, width, and height.
Product size tiers Measurement categories based on the unit weight, product dimensions, and dimensional weight of the packaged item.
Product volume and dimensions Measures the product’s size when fully packaged and ready to ship in accordance with FBA policies and requirements.
Shipping weight Item weight plus Amazon's packaging (or dunnage) to ship an order of the item. The shipping weight is calculated based on the item’s unit weight or dimensional weight, plus the packaging weight.
Unit weight Measure of how much your product weighs packaged.
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