public function save_wc_product_meta( $post_ID ) {
		$is_dozent_product = dozent_input_text( '_dozent_product' );

		if ( $is_dozent_product === 'on' ) {
			update_post_meta( $post_ID, '_dozent_product', 'yes' );
		} else {
			delete_post_meta( $post_ID, '_dozent_product' );
		}
	}