--- title: "Selection Menu" url: "https://help.maxon.net/c4d/en-us/Content/html/69138.html" section_path: "Material Manager > Selection Menu" description: "Selects all materials. These can then be edited simultaneously in the Attribute Manager.Deselect All" --- # Selection Menu Select All Selects all materials. These can then be edited simultaneously in the **Attribute Manager.\ Deselect All\ Deselects all materials.\ Select Materials of Active Objects\ Use this command to select the materials used by the selected objects or Material tags. The [Material Manager** will scroll if necessary in order to display these materials. Scroll To Selection Shows the first selected material in the **Material Manager**. Select Material Tags/Objects Selects all Material tags that use the selected materials. Select Materials with same Reflectance When an material is selected, this command can be used to select all other materials with the same Reflectance channel structure. These can then be edited simultaneously. More information about this feature can be found under [Multiple Selection in the Reflectance Channel](https://help.maxon.net/c4d/en-us/Content/html/5808.html.md)