foreach($model->adults as $id=>$value):

    echo 'Adult '.$value.'<br/>';
    echo CHtml::hiddenField(get_class($model)."[maturity][]", $model->maturity[$id], array('value'=>PaxDetail::MaturityAdult));

    echo $form->labelEx($model, 'first_name', array('class' => 'form-label'));
    echo Chtml::textField(get_class($model)."[first_name][]", $model->first_name[$id], array('class' => 'form-control'));
    echo $form->error($model, 'first_name'.$id);

    echo $form->labelEx($model, 'last_name', array('class' => 'form-label'));
    echo Chtml::textField(get_class($model)."[last_name][]", $model->last_name[$id], array('class' => 'form-control'));
    echo $form->error($model, 'last_name'.$id);

    echo $form->labelEx($model, 'dob', array('class' => 'form-label'));
    echo Chtml::textField(get_class($model)."[dob][]", $model->dob[$id], array('class' => 'form-control'));
    echo $form->error($model, 'dob'.$id);

    echo $form->labelEx($model, 'passport', array('class' => 'form-label'));
    echo Chtml::textField(get_class($model)."[passport][]", $model->passport[$id], array('class' => 'form-control'));
    echo $form->error($model, 'passport'.$id);

    echo $form->labelEx($model, 'passport_expire', array('class' => 'form-label'));
    echo Chtml::textField(get_class($model)."[passport_expire][]", $model->passport_expire[$id], array('class' => 'form-control'));
    echo $form->error($model, 'passport_expire'.$id);

endforeach;

echo CHtml::submitButton('Procced', array('class'=>'btn btnSubmit'));