If you are looking for a specific product, head over to the 'Items' tab and use the search bar to find the product. You can search for the product ID or, for instance, the title of the product. After you have found what you were looking for, click on the desired product to display an overview of all the product attributes.
Note: Using the search bar is very convenient if you have large amounts of products. You can quickly find the specific product you are looking for.