CODE EXAMPLE FOR CSHARP

material.icons for wpf

<Button xmlns:mi="clr-namespace:MaterialIcons;assembly=MaterialIcons"
        x:Name="button" Grid.Column="5" HorizontalAlignment="Left" Margin="10,10,10,10" 
        VerticalAlignment="Top" Width="75"
        Click="OnSettingsMenuItemClick">
    <mi:MaterialIcon Icon="ic_search"/>
</Button>