The Product details let you perform and do the following activities.

Editing the Product Details: You get to edit the product details for each product that has been imported from your store before uploading it to eBay. To edit the product details you need to click on the product title under the Title/ SKU tab of the Product section.

Edit the Profile Assigned to a Product: Each profile assigned to a given product can be viewed and edited by clicking on the assigned Profile.