Learn about key terms to help understand how fees are calculated.
|Dimensional weight||Calculation of the 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 dimensions and volume||Measures the product’s size when fully packaged and ready to ship in accordance with FBA policies and requirements.|
|Shipping weight||The packaged item weight that is used to determine fulfillment fees. The shipping weight is calculated based on the item’s unit weight or dimensional weight and size tier.|
|Unit weight||Measure of how much your product weighs in its retail packaging.|