Vendors can use the Magento 2 Virtual product feature to add a virtual (non touchable) item. For example, an insurance, a reservation, an extra product guarantee, and so on.

To add a virtual product

1. Go to the Vendor Panel.
2. On the left navigation bar, click the New Product menu.
   The menu appears as shown in the following figure:
   
3. Click Add Virtual Product.
   The page appears as shown in the following figure:
   
4. Follow the similar procedure as followed To add a simple product.