Definition | Unit weight is the measure of how much your product weighs packaged. The value is used as an input to calculating fees. |
Using this article | Unit weight is a critical input to determining shipping weight and product size tiers. |
Fees that use this attribute |
Monthly inventory storage fees FBA inventory storage overage fees Fulfillment fees for Multi-Channel Fulfillment orders |
Related terms |
For new products, you should weigh your fully packaged product. Ounces (oz) and pounds (lb) are both used as inputs to fee calculations in the US.
For products you currently have in FBA inventory, you can look up your unit weight using the Fee Preview report. To do so:
For products that are already being sold on Amazon but you do not sell, you can look up the unit weight using the Revenue Calculator. To do so:
Unit weight is used as an input to calculate the shipping weight. Shipping weight also takes into account the dimensional weight in certain cases. View more details on the Shipping weight page.