You will see all the features including the descriptions and room products assigned to the feature by category. When selecting the feature name, you are able to make changes to the description as well as make changes to pricing, popularity and visibility.
The visibility enables you to define if you like to show the feature in the configurator of the ISE (Internet Sales Engine) or not. This can be changed by pressing the icon under the "Visibility" column:
Or by entering each individual feature and pressing the same icon: