If the Product you want to sell does not exist in Amazon Catalog, you can list it under new ASIN/ISBN.
The algorithm is the next:
- Click on Manage Variations and provide settings for Variational Theme and Variational Attributes
- Run List action to create a Parent Product on Amazon and ASIN/ISBN code
- Click Manage Variations>Add New Child Product and set the correspondence between Magento Variation and Amazon Variation to create new Child Product
- Once Child Products are created run List to make them available on Amazon
Click here to find out more about New ASIN/ISBN creation.