You can delete the product from the product list screen. Highlight the product to be deleted and click the delete icon at the end of the row. The Serial and Batch Products feature is available on activation of the Serial and Batch Product Management Plugin. See: Features of the Serial and Batch Product Management Plugin The Variant and Composite Products feature is available on activation of the Variant and Composite Product Management Plugin. See: Features of the Variant and Composite Product Management Plugin