Grid displays your data in a table format.
In Grid view, you can select the columns you wish to see and in which order. You can also search in them by item number, supplier, product group, etc.
While in Grid view, you can dive deeper into the underlying master data for each item. Read more in the article: Master data.
Find out how to use the Administrator role to save the setup of your columns in Grid view in the article: Set up columns.