material icon country flag code example
Example: flag deopdown material ui
<InputLabel htmlFor="select">Age</InputLabel>
<NativeSelect id="select">
<option value="10">Ten</option>
<option value="20">Twenty</option>
</NativeSelect>
<InputLabel htmlFor="select">Age</InputLabel>
<NativeSelect id="select">
<option value="10">Ten</option>
<option value="20">Twenty</option>
</NativeSelect>