what is amazon fba fees includes several types of charges: fulfillment fees (based on item size and weight), monthly storage fees, long-term storage fees, and optional services like labeling or removal. For example, a standard-size item may cost around $3.22 to fulfill. Monthly storage costs vary by season and cubic footage. Understanding these fees is essential to calculating profit margins. Tools like the FBA Revenue Calculator help estimate fees before listing products. Strategic pricing and inventory management help sellers remain profitable within the FBA model.