You have an option to upload a specific set of products as well. You can categorize a set of products under product template and upload it in the form of sets.

To upload the products:

• Go to the Product Template section. All the Product Templates will appear. 
• Go to the Product Template you want to use to upload the product. 
• Navigate to the Action column, click on the three dots, and select View.
• A Product Template page will appear. Click “Bulk Upload.”
• A Bulk Upload Products box will appear. Click on “Start Upload.”
• Your products will start to upload all at once.