<LumexRadioGroup TValue="string" Orientation="@Orientation.Horizontal">
    <LumexRadio Value="@("first")">First Class</LumexRadio>
    <LumexRadio Value="@("second")">Second Class</LumexRadio>
    <LumexRadio Value="@("third")">Third Class</LumexRadio>
    <LumexRadio Value="@("steerage")">Steerage</LumexRadio>
</LumexRadioGroup>
