<select name="<?php echo $name; ?>">
	<?php

	foreach ( FLBuilderPhoto::sizes() as $size => $atts ) :

			$label = ucwords( str_replace( array( '_', '-' ), ' ', $size ) ) . ' (' . implode( 'x', $atts ) . ')';

	?>
	<option value="<?php echo $size; ?>" <?php selected( $value, $size ); ?>><?php echo $label; ?></option>
	<?php endforeach; ?>
	<option value="full" <?php selected( $value, 'full' ); ?>><?php _e( 'Full Size', 'fl-builder' ); ?></option>
</select>
