To view Product Feeds,

1. Go to the Magento Admin panel.
2. On the top navigation bar, click the Google Shopping Integration menu.
   The menu appears as shown in the following figure:
   
3. Click on Product Feeds.
   The Product Feeds page appears as shown below:
   
4. The product feeds will be displayed here.
5. To delete the feeds click on the Truncate button.
6. To delete the feeds in bulk, click on Delete Feed under the Actions list.
   The selected product feeds will be deleted.