If you would like to create your own or edit these Categories, here is how you can do this:
Viewing/Editing Categories
There are a few ways you can access the Category listing page.
From the Product Settings Page, click the link "Edit Categories".
From the Global Search box, start typing in the word "Product Categories".
Click on "Settings" in upper right hand corner. Under Products, click "Product Categories".
From the Category Management Page, you can create a new Category by clicking "Add". Type the new Category name and press "Submit".
Subcategory is also a required field when creating a Product. From the category listing page, you can add your subcategories.
Start typing in new subcategory name and click "Add".
If you would like to edit an existing Category, click on the category name to get to the Edit page. Once done editing, press "Submit".