File Content: switch_metafield.php <?php function poolax_render_switch_btn( $field,$value,$object_id,$object_type,$field_type_object ){ echo '<div class="switch-block">'; echo $field_type_object->checkbox(array( 'class' => 'poolax-swtich', 'name' => $field_type_object->_name(), 'value' => '1', 'desc' => '' )); echo '</div>'; } add_action('cmb2_render_switch_btn','poolax_render_switch_btn',10,5); Submit