# Classification

## How to Assign Attribute Sets to Attributes

| ### What to do:
| To work through this example, you must have completed the examples Create a Class, Fill the Attribute Pool, and Create Attribute Sets and Assign Attributes to it.
| In order to improve the usability of attributes, attribute sets can be defined.
| Select Start > Classification > Attribute Pool. The Attribute mask is opened.
| Find the attribute Material.
| Select the Attribute Sets tab.
| To change to insert mode click . The mask changes to insert mode.
| In the Set Id field click . The Class Attribute Sets list is opened.
| Click and to update this mask.
| Select an attribute set and in the context menu click Take Entry .
| To save the entry click .